执行器按故障情况下阀的开启、关闭的不同分为()。
A、气动执行器、液动执行器和电动执行器
B、薄膜式、活塞式和长行程式
C、直行程和角行程
D、故障开和故障关
参考答案:D
下面各组词语中,错别字最多的一组是
A.缘份百页窗无礼漫骂仰之弥高,钻之弥艰
B.伏帖演双璜义气相投无心插柳柳成阴
C.发轫荧火虫按迹寻踪言者无罪,闻者足诫
D.殒落掉胃口安排就序不费吹灰之力
The nurse is preparing a gastric lavage for a comatose victim of the car accident. Which of the following positions would be most appropriate for the client during this procedure
A.Trendelenburg's.
B.Lithotomy.
C.Lateral.
D.Supine.