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單項(xiàng)選擇題

A 6x19 wire rope would be（）.

A.6 inches in diameter and 19 fathoms long
B.6 inches in circumference with 19 strands
C.6 strands with 19 wires in each strand
D.19 strands with 6 wires in each strand

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單項(xiàng)選擇題

A 6x12，two-inch wire rope has（）.

A.12 strands and a two-inch diameter
B.12 strands and a two-inch circumference
C.6 strands and a two-inch diameter
D.6 strands and a two-inch circumference

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A 6x19 wire rope would be（）.

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A 6x12，two-inch wire rope has（）.

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A 6x12，two-inch wire rope has（）.