After a passenger checks in for his flight, he has to go through the passport centrol and securit chock before boarding.()
After a passenger checks in for his flight, he has to go through the passport centrol and securit chock before boarding.()
A snatch block is a(). A: block used only with manila rope B: chock roller C: hinged block D: strong block used for short,sharp pull
A snatch block is a(). A: block used only with manila rope B: chock roller C: hinged block D: strong block used for short,sharp pull
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