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航海英語(yǔ)船舶索具名稱單項(xiàng)選擇題每日一練(2019.01.26)
來源:考試資料網(wǎng)
1
The main function of the core of a wire rope is to().
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2
A whipping is().
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3
A stopper used in securing the ground tackle for sea that consists of a grab attached to a turnbuckle is a().
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4
A 6x12,two-inch wire rope has().
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5
Galvanizing would be suitable for protecting wire rope which is used for().
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