【单选题】干粉灭火器扑救可燃、易燃液体火灾和固体可燃物时,应对准____扫射,并迅速向前推进,直至火焰全部扑灭。
【单选题】【单选】What is the main purpose of dunnage?
A.
To act as ballast for light vessels
B.
To provide ventilation and drainage for cargo
C.
To secure the tarpaulins in place
D.
To support weakened bulkheads
【判断题】干粉灭火器扑救固体可燃物火灾时,应对准燃烧最猛烈处喷射,并上下、左右扫射。
【单选题】S1:Have you laid the dunnage as instructed?S2:I think so.S1:What have you done with the bilges?S2:The bilges have been covered with planks.S1:Where did you find the dunnage planks? The planks you use ...
A.
It should be laid with one layer of dunnage.
B.
It should be laid with two layer of dunnage.
C.
It should be laid with one layer of mats.
D.
It should be laid with two layer of dunnage.
【多选题】垄断资本的实质在于获取垄断利润,垄断利润是______
【单选题】What is dunnage?
A.
a slang term for a particular type of ocean liner
B.
a type of packaging material that is placed inside of boxes
C.
material that is used to block and brace products inside carrier equipment
D.
additional transportation fees that are charged to small shippers
【单选题】What is the main purpose of dunnage?
A.
to act as ballast for light vessels
B.
to provide ventilation and drainage for cargo
C.
to secure the tarpaulins in place
D.
to support weakened bulkhead
【单选题】What is the main purpose of dunnage? ___ .
A.
To act as ballast for light vessels
B.
To provide ventilation and drainage for cargo
C.
To secure the tarpaulins in place
D.
To support weakened bulkheads
【多选题】预应力砼按工艺分有: 、 和 预应力三类。