操作人员对质量认识由原来的被动检验变为(),从过程上控制好产品质量各项指标的波动,把问题和影响控制在自检周期内。
参考答案:主动控制
--- Do you know whether scientists have ________a good way to deal with Influenza H7N9 or not?
---Not yet .But they’re trying their best.
A.come out of
B.come along with
C.comeupwith
D.come about
要求椅高应与小腿高相同或低于小腿高约()厘米。儿童大腿的后3/4应臵于椅面上。椅子的宽度儿童骨盆宽出5厘米。