计量技术机构采取纠正措施的目的是()。
A.查找不合格
B.查找不合格原因
C.消除不合格
D.消除不合格原因
参考答案:D
PART ONE Question 1-8 · For questions 1-8 you will hear eight short recordings. · For each question, mark one letter (A, B or C) for the correct answer.
When will Mr Blackman come
每年在长江中下游地区常出现的天气现象有[ ]
A.梅雨和伏旱
B.寒潮和台风
C.沙尘暴和寒潮
D.沙尘暴和大雾