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【多选题】
设计机械零件时应满足的基本要求包括( )A.
经济性要求
B.
质量轻要求
C.
可靠性要求
D.
结构工艺性要求
E.
寿命要求
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】检测疑似白血病标本时三分群血细胞分析仪白细胞直方图上可能出现的主要异常为
A.
小细胞区异常
B.
小细胞区左侧区域异常
C.
大细胞区右侧区域异常
D.
小细胞区正常，中间细胞区与大细胞区融合增加
E.
中间细胞区减低
【简答题】排气门在活塞位于( )开启。A. 进气行程开始后
【简答题】It was an unforgettable experience. By the time we made it to the 3 6 , my hands were wet. I 3 7 he would remember everything I had taught him over and over again. 3 8 he stopped and asked, “So, Mom, ...
【单选题】I took him to be an honest man, but what he had done made me feel disappointed.
A.
guessed
B.
imagined
C.
expected
D.
thought
【简答题】I worked for a short time as a waiter at a a few months ago. I also helped to clean up the tables when it was very . One night, just before Christmas, I found a large black wallet the floor near one o...
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