题目内容

污泥的化学稳定法有()稳定法、()稳定法和()稳定法。

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污泥浓缩的方法有()浓缩、()浓缩和()浓缩。

遗传疾病病史的采集主要内容不包括()

A. 一般病史
B. 家族史
C. 婚姻史
D. 生育史
E. 就诊史

按诊断时期划分,可将遗传病的诊断分为()

A. 产前诊断
B. 新生儿诊断
C. 症状前诊断
D. 现症病人诊断
E. 以上都是

In Dialogue 1, the buyer is supposed to fulfil the following obligations -- _____ while the seller’s duty contains_____ .(每空答案仅填字母即可,格式如BC)A. using finished products produced with the purchased equipment and technology to offset cost of purchased equpiment and technology within five yearsB. paying some interest per yearC. offering technical assistanceD. selling equipment and technology

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