<pre id="scflu"><rp id="scflu"></rp></pre>

單項(xiàng)選擇題

Serving is（）.

A.Marline or ratline wound along the grooves of a rope
B.Narrow strips of light canvas or cotton cloth spiral-wrapped along the rope
C.Marline tightly wound on the rope by means of a board or mallet
D.A splice made by laying the strand of one rope into the vacated grooves of another rope

你可能感興趣的試題

單項(xiàng)選擇題

Safety goggles or glasses are NOT normally worn when（）.

A.using a rotary grinder with an installed shield
B.letting go the anchor
C.handling wire rope or natural fiber line
D.painting with a spray gun

單項(xiàng)選擇題

Manila lines in which the strands are right-hand laid（）.

A.should be coiled in a clockwise direction
B.should be coiled in a counterclockwise direction
C.may be coiled either clockwise or counterclockwise
D.should never be coiled

97免费在线观看视频,亚洲综合自拍网,黄色毛片免费观看,热久久综合网,免费看日产一区二区三区 狠狠操av,久久久涩涩涩,在线精品免费视频,人人插天天干,久久91精品国产91久久

Serving is（）.

你可能感興趣的試題

Safety goggles or glasses are NOT normally worn when（）.

Manila lines in which the strands are right-hand laid（）.

97免费在线观看视频,亚洲综合自拍网,黄色毛片免费观看,热久久综合网,免费看日产一区二区三区狠狠操av,久久久涩涩涩,在线精品免费视频,人人插天天干,久久91精品国产91久久