Water is used to put out （）.A、oil fireB、electrical fireC、common fireD、special fire
Water is used to put out （）.
- A、oil fire
- B、electrical fire
- C、common fire
- D、special fire
相关考题：
Dry powder is used to put out ________A.electrical fireB.oil fireC.common firesD.all kinds of fires
29． The writer thinks that people in large cities should __________ ．A． stop the used water from getting into undergroundB． only use the water from the riversC． make their used water clean againD． use as much sea water as possible
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In determining the scope of anchor line to pay out when anchoring a small boat, one must consider the ______.A.charted depth of water onlyB.depth of water, including tidal differencesC.time and date of anchoringD.type of anchor being used
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Some villagers were going to celebrate an important wine festival（酒宴）in a few days′time,so?they borrowed a huge barrel from the nearest town,put it in the village square,and decided that each?of them should empty a bottle of the best wine he had into it,so that there should be plenty at the?feast（宴会）.One of the villagers thought he would be very clever."If I pour a bottle of water in,instead of?wine,no one will notice it,"he said to himself,"because there will be so much excellent wine in the?barrel that?the water will be lost in it."The night of the feast arrived.Everybody gathered in the village square with their bowls and?their glasses for the wine.The tap（塞子）on the barrel was opened,but what came out was pure?water.Everyone in the village had had the same idea.One of the villagers poured a bottle of water into the barrel because__________.A.the wine in the barrel was too thickB.the others put water into it tooC.he was cleverer than the othersD.he tried to cheat the others
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Which three mechanisms are used to secure management traffic from outside IPS sensors?（）A、secure tunnelsB、a separate management VLANC、secure VLANs to isolate sensorsD、an out-of-band path around the firewallE、asymmetric traffic flows to isolate sensorsF、private VLANs to put all sensors on isolated ports
单选题Which of the following is the best version of the ideas conveyed in sentences 1 and 2 (reproduced below)?My parents used to put olives on everything. Salads, pizza, pasta, chicken, even some desserts.A(As it is now)BMy parents used to put olives on every- thing; salads, pizza, pasta, chicken, even some desserts.CMy parents used to put olives on every- thing, salads, pizza, pasta, chicken, even some desserts.DMy parents used to put olives on every- thing: salads, pizza, pasta, chicken, and even some desserts.EMy parents used to put olives on every-thing; including salads, pizza, pasta, chicken, even some desserts.
单选题The pot _____ for _____ hot water.Aused; keepingBwas used; keepingCis used; to keepDare used; keep
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单选题（） is used for cylinder and cylinder head, the salt water is used for cooling the lubricating oil, the fresh water in the coolers and the charging air in the air cooler.AThe fuel oilBThe lube oilCThe sea waterDThe fresh water
单选题According to the SOLAS convention, the bilge water system （）Amust connect the bilge well suction directlyBshould not pump out the water accumulated in the cargosCshould not used for emergency drainage in case of ship collisionDshould connect to the fire fighting system directly
单选题Oil water separators are used to ensure that ships don’t discharge oil when （） bilge water.Ato pump offBbeing pumpedCpumping outDit pumping out
单选题（）are used to ensure that ships don’t discharge oil when pumping out oily water from any oil contaminated space.ABoilerBIncineratorCOily water separatorDSewage treatment unit
单选题In determining the scope of anchor line to pay out when anchoring a small boat，one must consider the（）.Acharted depth of water onlyBdepth of water，including tidal differencesCtime and date of anchoringDtype of anchor being used