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Which statement concerning the collection of fresh water is

题目
单选题
Which statement concerning the collection of fresh water is FALSE?（）
A

Fresh water may be obtained from fish

B

Lifeboat covers or canopies should be washed with rain before drinking water is collected

C

Fresh water may be collected from condensation inside the liferaft

D

Seawater should never be consumed

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相似问题和答案

第1题：

Which statement is TRUE concerning the flash point of a substance ________．

A.It is lower than the ignition temperature

B.It is the temperature at which a substance will spontaneously ignite

C.It is the temperature at which a substance，when ignited，will continue to burn

D.It is the temperature at which the released vapors will fall within the explosive range


正确答案：A

第2题：

After being launched from a vessel, totally enclosed survival craft which have been afloat over a long period require ______.

A.frequent opening of hatches to permit entry of fresh air

B.regular checks of bilge levels

C.use of ear plugs to dampen engine noise

D.frequent flushing of the water spray system with fresh water


正确答案：B
在自船上被释放后，长时间漂浮的所有封闭式救生艇（筏）需要定时检查舱底水。

第3题：

Prior to getting underway in fresh or brackish water，the Master must ______.

A.log the density of the water

B.secure all overboard discharges

C.take on fresh water ballast

D.clean the sides with fresh water


正确答案：A

第4题：

单选题
The domestic fresh water pump starters are controlled by pressure switches which operate when the pressure in the tank varies within predetermined limits as water is drawn offThe word “which” means （）.
A

starters

B

pressure switches

C

pressure

D

water


正确答案： B
解析： 暂无解析

第5题：

Which statement is true about XpauseTarget in Oracle JRockit JVM ？ （）

  • A、 This option is supported by all type of Garbage collection modes.
  • B、 This option is only supported by Generational Garbage Collection mode.
  • C、 This option is only supported by Mark and Sweep Garbage Collection mode.
  • D、 This option is only supported by Dynamic Garbage Collection mode.

正确答案:D

第6题：

______is the number of millimeters by which the mean draft changes when a ship passes from salt water to fresh water，or vice versa，whilst floating at the loaded draft．

A.TPC

B.The Fresh Water Allowance

C.Parallel sinking of the ship

D.UKC


正确答案：B
淡水限额允许毫米变化量，当船舶由海水进入淡水中吃水变化，或反之依然，满载浮力吃水变化。

第7题：

Which statement is true for the class java.util.HashSet？ （） 

  • A、 The elements in the collection are ordered.
  • B、 The collection is guaranteed to be immutable.
  • C、 The elements in the collection are guaranteed to be unique.
  • D、 The elements in the collection are accessed using a unique key.
  • E、 The elements in the collections are guaranteed to be synchronized.

正确答案:C

第8题：

Which statement concerning carbon dioxide is FALSE ________．

A.It displaces the oxygen in the air

B.It cannot be seen

C.It cannot be smelled

D.It is safe to use near personnel in a confined space


正确答案：D

第9题：

Which of these statements concerning the collection interfaces are true？（）  

  • A、Set extends Collection.
  • B、All methods defined in Set are also defined in Collection.
  • C、List extends Collection.
  • D、All methods defined in List are also defined in Collection.
  • E、Map extends Collection.

正确答案:A,B,C

第10题：

单选题
Which statement concerning the collection of fresh water is FALSE?（）
A

Fresh water may be obtained from fish

B

lifeboat covers or canopies should be washed with rain before drinking water is collected

C

Fresh water may be collected from condensation inside the life-raft

D

Freshwater cannot be produced from standing seawater


正确答案： C
解析： 暂无解析

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