A. 经济补偿行为 B. 惩罚行为 C. 工程承包中不正常现象
A. a vessel restricted in her ability to maneuver B. a vessel not under command C. a vessel constrained by her draught D. a vessel not under way
A. 伺服阀 B. 球阀 C. 滑阀 D. 溢流阀
A. 张明山 B. 张玉亭 C. 张长林
A. 正确 B. 错误