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问题 单项选择题

补体经典途径激活顺序是（）

A.C123456789

B.C124536789

C.C145236789

D.C142356789

E.C124356789

答案

参考答案：D

单项选择题

执业兽医向注册机关报告其上年度兽医执业活动情况的时限为每年的（）

A.1月底前

B.2月底前

C.3月底前

D.5月底前

E.6月底前
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单项选择题

As part of the quality audit, the scope statement is checked against the work results to ensure the conformance to the customer requirements. The results should be documented and used for ______ .

A．estimating future projects

B．changing the project scope

C．defining future project tasks

D．validating the quality process
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