高级水泵工作轴窜是表示推力轴承安装后转子窜动量。
参考答案:错
解析:高级水泵工作轴窜是表示转子安装平衡盘后的推拉窜量。
单词拼写 (共10小题;每小题1分,满分10分)
小题1:A _______(广泛传播的)flu epidemic affected eighteen western states.
小题2:There has been serious _______(分歧) between the two political over the question.
小题3:He couldn’t stand terrible English ________(气候).
小题4:The population had ________(减少) from about 8,300,000 in 1845 to less than 6,600,000in 1851.
小题5:The _______(平均数)of 3, 6and 9 is 6.
小题6:The story ______(使兴奋)the little boy very much.
小题7:On hot days we often go _____(洗澡) in the river.
小题8:I can’t _____(评价) his ability without seeing his work.
小题9:I got into a _____(惊慌) when I found the door was locked.
小题10:They studied the German market to find the _____(可能性) there for investment
宪法惯例