【名词&注释】
不规则骨(irregular bone)
[单选题]椎骨是哪类骨?( )
A. 长骨
B. 短骨
C. 不规则骨
D. 扁骨
查看答案&解析
点击获取本科目所有试题
举一反三：
[单选题]Each cylinder is closed at the top by a _____, made of a special heat-resistant steel.
A. cylinder liner
B. coupling flange
C. cylinder cover
D. piston crown
[单选题]Please arrange for ________ to clean the holds before my vessel takes cereal
A. cargo surveyors
B. stevedore gangs
C. duty sailors
D. cleaning gangs
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