在介入小水电企业贷款业务时要树立()和社会责任感。 ["环保意识","效益意识","合规意识","风险意识"]
简述尺蠖鱼蛭病的病状和病理变化。
Centrifugal pumps are popular because they are very simple in construction,and produce smooth, constant, () discharge. ["non-pulsating","pulsating","positive","non-positive"]
普通冲裁制件的可分为哪几个区域?如何提高冲裁件的端面质量?
在涉外交往中送礼及收礼时应注意什么?
什么是弯曲力?它分为哪两部分?