名词解释题菌株（Strain）
名词解释题
菌株（Strain）
参考解析
解析：
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相关考题：
A synthetic mooring line is being heaved on a capstan．There is moderate strain on the line．The line begins to slip．Which of the following should be done？Ⅰ．Stop the capstan and take extra turns．Ⅱ．Have more than one seaman keep a substantial strain on the line and continue heaving easy．A.ⅠonlyB.ⅡonlyC.Both Ⅰand ⅡD.Neither Ⅰ nor Ⅱ
The preventer guy，as used on a conventional yard and stay rig，______．A.Is rigged at an angle of 70° to 90° from the guy it assistsB.Takes the strain imposed on the schooner guy when burtoning cargoC.Is rigged when lifting cargo that exceeds the SWL of a single whipD.Should take the strain if the regular guy parts
将F+菌株和F-菌株杂交，Hfr菌株与F-菌株杂交，F’菌株与F-菌株杂交，受体菌F-菌株经过三种杂交后，分别为（）菌株A、F+，F-，F+B、F+，F+，F-C、F+，F-，F-D、F-，F+，F-
单选题Thrillers and action movies only succeed if they do not strain our ______ too much.AcredenceBcredulityCcredibilityDcreed
单选题A wire rope that has been overstrained will show（）.Aa bulge in the wire where the strain occurredBa decrease in diameter where the strain occurredCa kink in the wire where the strain occurredDno visible effects of an overstrain
单选题Once a towline is connected between the towing vessel and the disabled vessel，the towing vessel should（）.Anot exceed bare steerageway during the transitBtake a strain as soon as you can to control the towCcome up to speed very slowly and maintain a safe speedDcome up to speed quickly，then cut back power considerably to ease the strain
单选题The latch of a safety hook（）.Aincreases the strength of the hookBprevents the sling ring from coming out of the hook if the strain is abruptly easedCprevents the sling ring from coming out of the hook if there is a strain on the sling ringDAll of the above
单选题The preventer guy，as used on a conventional yard and stay rig，（）.Ais rigged at an angle of 70°to 90°from the guy it assistsBtakes the strain imposed on the schooner guy when burtoning cargoCis rigged when lifting cargo that exceeds the SWL of a single whipDshould take the strain if the regular guy parts
单选题When checking a mooring line，you should（）.Aensure the bight is not fouled between the ship and the dock by taking up slackBpay out slack smartly and keep free for runningCsecure more turns to hold the line against any strain，then clear the areaDsurge the line so that it maintains a strain without parting