题目内容

《在用工业管道定期检验规程》规定在线检验是在运行条件下对在用工业管道进行的检验，在线检验每年至少()次。

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Conversationalists will, as a rule, be relaxed and not worrying 【1】
about the impression they are creating—unlike the lecturer or the
person undergoes an interview. Slips and errors of grammar will be 【2】
frequent, and will bother no one. They certainly form. expected part 【3】
of conversation, and perhaps a welcomed one, because to talk too 【4】
smoothly and correctly is to run the risk of sounding as a book— 【5】
and no one likes talking to a book. Similarly, slight careless of 【6】
pronunciation will be common, and few people will bother to go in
for the "tidying up" of speech, or the adoption of an unusually smart
accent that is sometimes noticeable in circumstances which it is 【7】
thought necessary to "create impression." Frequently,
conversationalists know a good deal about people they are talking to,【8】
and share common interests and a store of common facts. All this,
ally to the lack of any definite plan in many informal talks, will lead【9】
to sudden and predictable changes of subject matter. 【10】
【M1】

《在用工业管道定期检验规程》中规定()是按一定的检验周期在在用工业管道停车期间进行的较为全面的检验。