One end of a cylinder for a medium or

1、Which one of three elements for a fire

Which one of three elements for a fire on a tanker vessel is most difficult to eliminate (isolate)?（）Aa combustible element, fuelBenergy (resources for ignition) to start the combustionCoxygen to support the combustionDboth A and C are correct

2、A band or collar on the top end of a b

A band or collar on the top end of a boom to which the topping lift，midships guy，and outboard guys are secured，is called the（）.Acollar bandBguy bandCpad eye collarDspider band

3、When one cylinder has a lower compress

When one cylinder has a lower compression pressure and higher exhaust gas temperature than any of the other engine cylinders, which of the con...

4、A long pole with a hook at one end，use

A long pole with a hook at one end，used to reach for lines，is known as a（）.Apike poleBjack staffCline rodDhooker

5、Instead of whipping an end of a line，a

Instead of whipping an end of a line，a temporary means of preventing the line from unraveling is to tie a（）.Abecket bendBblackwall hitchCfigure-eight knotDsquare knot

6、A band or collar on the top end of a b

A band or collar on the top end of a boom which the topping lift, midships guy, and outboard guys are secured, is called the（）.Acollar bandBguy bandCpad eye collarDspider band