A hook that will release quickly is a（

1、Microsoffs COM is a software(66)that a

Microsoffs COM is a software(66)that allows applications to be built from binary software components. COM defines a binary standard for function...

2、A sail hook is used for（）.

A sail hook is used for（）.Ahoisting a windsailBparcelingCsewing canvasDtesting canva

3、A bench hook is used for（）.

A bench hook is used for（）.Ahanding of cargo casesBhanding oilskingsCsewing canvasDsplicing small stuff

4、A flashing light is a light that（）.

A flashing light is a light that（）.Aflashes at regular intervals at a frequency of 120 flashes or more per minuteBis yellow in colorCis visible over an arc of the horizon of not less than 180°nor more than 225°DAll of the above

5、A double star is a star that（）.

A double star is a star that（）.Ahas a declination equal to twice that of the SunBcomprises two stars that appear close togetherCis twice as bright as a single starDsuddenly becomes much brighter and then fade

6、A sail hook is used for（）.

A sail hook is used for（）.Ahoisting a windsailBparcellingCsewing canvasDtesting canva