CRH380B型动车组每辆变压器车安装有()直通式电流互感器。
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环境湿度过大或颗粒不干燥
A. 黏冲
B. 裂片
C. 崩解超限
D. 片剂含量不均匀
E. 片重差异超限 产生下列问题的原因是：
可用作乳剂型基质防腐剂的是
A. 硬脂酸
B. 液状石蜡
C. 三氯叔丁醇
D. 吐温80
E. 甘油
Which of the following is not the reason for English couples divorce？
A. Mrs. Turner moved the furniture for 38 years.
B. Mr. Turner could not bear her.
C. Mr. Turner had committed adultery since January.
D. Mrs. Turner refused to stop the moving of furniture.
The United Sates ranks______ in the export of rice in the world.
A. the first
B. the second
C. the third
D. the fourth
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