缩水率最小的是合成纤维及混纺织品,其次是毛织品、麻织品、棉织品居中,丝织品缩水较大,而最大的是粘胶纤维、人造棉、人造毛类织物。
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()为辅助船
A. 驳船
B. 拖船
C. 渡船
D. 供油船
The holding power of an anchor increases when the().
A. amount of chain lying along the bottom increases
B. length of the catenary is reduced
C. mooring line tension is increased
D. amount of chain lying along the bottom decrease