The venting system shall be provided with devices to prevent the passage of ______ into the cargo tanks．A.flameB.inert gasC.airD.oil gas
The venting system shall be provided with devices to prevent the passage of ______ into the cargo tanks．
A.flame
B.inert gas
C.air
D.oil gas
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All samples shall be supplied by the Contractor at his own cost if the supply ()is clearly intended by or provided for in the Contract.A、atB、 thereofC、 byD、 for
We shall place substantial orders with you provided your new products are excellent in quality and competitive in price.(英译中)
a digital computer is a system composed of four distinct elements: a central processing unit, input devices, memory storage devices, and _____ devices. A、hard wareB、outputC、monitorD、hard disk
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The crude oil washing installation and associated equipment and arrangements shall ______ with the requirements established by the Administration.A.complyB.supplyC.provideD.deny
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______ shall be provided in every cargo tank and slop tank in accordance with the appropriate Resolutions．A.A load on top systemB.Direct line systemC.Circle line systemD.An inert gas system
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材料：Every new crude oil tanker of 20000 tons deadweight and above shall be fitted with a cargo tank cleaning system using crude oil washing．The Administration shall undertake to ensure that the system fully complies with the requirements of MARPOL within one year after the tanker was first engaged in the trade of carrying crude oil or by the end of the third voyage carrying crude oil suitable for crude oil washing，whichever occurs later．Unless such oil tanker carries crude oil which is not suitable for crude oil washing，the oil tanker shall operate the system in accordance with the requirements of that Regulation．Every existing crude oil tanker of 40000 tons deadweight and above shall be provided with segregated ballast tanks．Existing crude oil tankers may，in lieu of being provided with segregated ballast tanks，operate with a cargo tank cleaning procedure using crude oil washing unless the crude oil tanker is intended to carry crude oil which is not suitable for crude oil washing．Existing crude oil tankers may，in lieu of being provided with segregated ballast tanks or operating with a cargo tank cleaning procedure using crude oil washing，operate with dedicated clean ballast tanks in accordance with the provision of Regulation 13A of this Annex for the following period：for crude oil tankers of 70 000 tons deadweight and above，until two years after the date of entry into force of the present Convention；and for crude oil tankers of 40000 tons deadweight and above but below 70 000 tons deadweight，until four years after the date of entry into force of the present Convention．问题：A new crude oil tanker of 30000 tons deadweight shall ________．A.be fitted with crude oil washing systemB.operate dedicated clean ballast tanksC.be fitted with segregated ballast tanksD.be fitted with washing system other than crude oil washing systemExcept________，the existing crude oil tankers may operate with any of the following installations．A.segregated ballast tanksB.cargo tank cleaning procedure using crude oil washingC.operate with dedicated clean ballast tanksD.protection positionThe latest date for an existing crude oil tanker of 60000 tons deadweight to install dedicated clean ballast tanks is ________．A.until two years after the date of entry into force of the present ConventionB.until four years after the date of entry into force of the present ConventionC.within one year after the tanker was first engaged in the trade of carrying crude oilD.by the end of the third voyage carrying crude oilIt is inferred that ________．A.all oil tankers，both the newly built and existing ones，shall be fitted with a cargo tank cleaning system using crude oil washingB.a new crude oil tanker of 20 000 tons deadweight and above may，in lieu of being provided with crude oil washing system，operate with segregated ballast tanksC.a new crude oil tanker of 20 000 tons deadweight and above may，in lieu of being provided with crude oil washing system，operate with dedicated clean ballast tanksD.a new crude oil tanker of 20 000 tons deadweight and above shall not be fitted with a cargo tank cleaning system using crude oil washing immediately after her entry in the trade of carrying crude oil请帮忙给出每个问题的正确答案和分析，谢谢！
材料：The crude oil washing installation and associated equipment and arrangements shall comply with the requirements established by the Administration．Such requirements shall contain at least all the provisions of Specifications for the Design，Operation and Control of Crude Oil Washing Systems adopted by the International Conference on Tanker Safety and Pollution Prevention，1978，in Resolution 15 and as may be revised by the Organization．An inert gas system shall be provided in every cargo tank and slop tank in accordance with the appropriate Resolutions of Chapter II-2 of SOLAS．With respect to the ballasting of cargo tanks，sufficient cargo tanks shall be crude oil washed prior to each ballast voyage in order that，taking into account the tankers trading pattern and expected weather conditions，ballast water is put only into cargo tanks which have been crude oil washed. Every oil tanker operating with crude oil washing systems shall be provided with an Operations and Equipment Manual detailing the system and equipment and specifying operational procedures．Such a Manual shall be to the satisfaction of the Administration and shall contain all the information set out in the Specifications referred to in this Regulation．If an alteration affecting the crude oil washing system is made，the Operations and Equipment Manual shall be revised accordingly．问题：According to this passage，with respect to the ballasting of cargo tanks，ballast water is put only into ________．A.slop tanks which have been cleaned with waterB.gas freed cargo tanksC.inertized cargo tanksD.cargo tanks which have been crude oil washed________ shall be approved by the Administration．A.Specifications for the Design，Operation and Control of Crude Oil Washing SystemsB.Appropriate Resolutions of Chapter II-2 of SOLASC.An Operations and Equipment Manual detailing the crude oil washing system and equipment and specifying operational proceduresD.International Conference on Tanker Safety and Pollution Prevention，1978This paragraph is most likely extracted from________．A.MARPOL 73/78B.SOLASC.IBCD.IGCIt can be concluded that ________．A.it is not necessary to do crude oil washing prior to ballast voyageB.taking into account the tanker's trading pattern and expected weather conditions，it is sometimes necessary to do crude oil washing after each ballast voyageC.if it is possible ballast water shall always be put into cargo tanks prior to commencing their crude oil washing operationsD.sufficient cargo tanks shall be crude oil washed prior to each ballast voyage in order that the tanker could be kept properly ballasted without breaking any regulations in connection with ballasting of cargo tanks请帮忙给出每个问题的正确答案和分析，谢谢！
System and application access control is to prevent（ ）access to systems and applications.Access to information and application system functions shall be restricted in accordance with the access control policy.A.physicalB.specialC.authorizedD.unauthorized
单选题Care and cleanliness are required when installing diesel fuel filters （）.Ato prevent the fuel system from becoming air-houndBto prevent the fuel system becoming clogged with dirty particlesCboth of the aboveDto prevent the lubricating oil from leaking out of the filter element
单选题What is the main idea of this passage?AThe advantages of WAP.BThe improvement of communications devices.CServices provided by the Internet.DThe development of computers.
多选题You have a computer that runs Windows 7. The computer is joined to a domain. You need to ensure thatonly approved USB drives can be used on the computer. Which two policy settings should you configure?(Each correct answer presents part of the solution.（）AEnable Prevent installation of removable devices.BEnable Prevent installation of devices not described by other policy settings.CEnable Prevent installation of devices that match any of these device IDs and enter the device ID for theapproved USB drives.DEnable Allow installation of devices that match any of these device IDs and enter the device ID for theapproved USB drives.
单选题To prevent the riser system from buckling under its own weight，upward tension is provided by the（）.Ariser stabilizersBguideline tensioning systemCriser tensioning systemDguideline stabilizers
单选题Every existing product carriers of 40000 tons deadweight and above shall be provided with segregated ballast tanks and shall comply with the specified requirements，or，alternatively，operate with（）in accordance with the convention.ACrude Oil WashingBdedicated clean ballast tanksCcargo tank cleaning systemDOil Record Book
单选题In a closed cooling system for a turbocharged, four-stroke/cycle diesel engine, fluctuating water pressure can be caused by （）Aimproper venting of the cooling systemBcarrying the expansion tank water level too highCa totally clogged impeller in the cooling water pumpDan incorrectly set cooling system temperature control
单选题You have a computer that runs Windows 7. Multiple users log on to the computer. The computer has fiveremovable devices. You need to ensure that users can only access removable devices that have beenpreviously installed on the computer. What should you modify in the Local Group Policy ?（）AEnable the Prevent redirection of USB devices setting.BEnable the Prevent installation of removable devices setting.CDisable the WPD Devices： Deny read access setting.DDisable the Allow administrators to override Device Installation Restriction policies setting.
单选题（） or air venting arrangement is fitted to the fuel supply passage.AAn air pumpBA compressorCA fuel pumpDA priming
单选题Strainers, sometimes called （）, are devices designed to prevent the passage of unwanted solids into or further along a system.AdampersBfiltersCstopper circuitsDseparators
单选题Which of the following statements is correct for the design and installation of diesel engine cooling water systems?（）AAn alarm device with audible and visible signals is required for all cooling water systemsBPropulsion engines with bores over 200 mm are to be fitted with cooling water jacketsCEach totally enclosed cooling system shall be provided with a suitable head tankDDrain cocks are to be provided at the lowest points of all cylinder water jackets
单选题All engineer officers and engine room ratings shall be aware of the serious effects of operational or accidental pollution of the marine environment and shall take all possible（） to prevent such pollution, particularly within the framework of relevant international and port regulations.AstepsBproceduresCprecautionsDprograms
单选题A safety management system that satisfies the requirements of the ISM Code is a system of prevention designed to prevent pollution and improve safety. The safety management system shall include the following functional requirements, please find out the non applicable function（）.AA safety and environmental protection policy;BInstructions and procedures to ensure safety operation of ships and protection of the environment in compliance with relevant international and flag state legislationCProvide a guarantee that there will never be another accident or technical defectDDefined levels of authority and lines of communication between and amongst, shore and shipboard personnel
单选题（）sometimes called filter, is a device designed to prevent the passage of unwanted solids into the system.ASteam trapBCheck valveCSeparatorDStrainer
单选题Every new crude oil tanker of 20000 tons deadweight and above and every new product carrier of 30000 tons deadweight and above shall be provided with（）.Asegregated ballast tanksBmoulded draught measurement systemCadditional ballast water systemDdedicated clean ballast tanks system
单选题（）shall be provided in every cargo tank and slop tank in accordance with the appropriate Resolutions.AA load on top systemBDirect line systemCCircle line systemDAn inert gas system