A.溶出度检查
B.含量均匀度检查
C.重量差异检查
D.不溶性微粒检查
E.融变时限
| Passage 3 Most worthwhile careers require some kind of specialized training. Ideally, therefore, the choice of an (1) should be made even before the choice of a curriculum in high school. Actually, however, most people make several job choices during their working lives, (2) because of economic and industrial changes and partly to improve their position. The "one perfect job" does not exist. Young people should (3) enter into a broad flexible training program that will fit them for a field of work rather than for a single (4) . Unfortunately, etent vocational counselor or psychologist. Knowing (5) about the occupational world, or themselves for that matter, they choose their lifework on a hit-or-miss basis. Some drift from job to job. Others (6) to work in which they are unhappy and A. towards B. against C. out of D. without [单选题]处理套管破损卡阻潜油电泵机组时，应首先捞净卡阻点以上（）。
A. 电缆 B. 油管 C. 油管和工具 D. 电缆、油管和工具 [填空题](31885)单元式空调机组通风机高速运转,但车内风量较小的原因是空气过滤器脏堵、 风道破损漏风及( ) 。(1.0分)
[单选题]高锰钢整铸辙叉心宽超过50mm两条垂直裂纹长度(含轨面部分裂纹长度)超过( )时，应及时更换。
A.40mm B.50mm C.60mm D.80mm [判断题]对可恢复的线型感温火灾探测器进行保养，可以采用专用检测仪器或模拟火灾的办法检查其能否发出火灾报警信号。 （ ）
A.正确 B.错误 [单选题]遇有()级及以上大风、雷暴雨天气,铁路装卸作业人员禁止露天高处作业。
A.6 B.3 C.4 D.5 我来回答: 提交
|
