ThemainadvantageofaChinesestopperovertheonelinestopperisthatit().
A. willnotjamonthemooringline
B. isstronger
C. iseasiertousewhenunderheavytension
D. issafertousewhenunderheavytension
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Themetal,teardrop-shapedobjectsometimesusedwithinaneyespliceisa().
A. grommet
B. reinforcement
C. spliceform
D. thimble
香砂养胃丸不具备以下哪项作用()
A. 用于呕吐酸水
B. 用于不思饮食、四肢倦怠
C. 用于肝郁气滞、胃脘疼痛
D. 用于胃脘满闷
Therecessedareasonawildcatarecalled().
A. pawls
B. sockets
C. pockets
D. devil'sclaws
Thesplicedesignedtopasseasilythroughablockiscalleda(n)().
A. eyesplice
B. shortsplice
C. longsplice
D. blocksplice