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- For each Valve DN should be make special seat in order to position valve in the centre of fixture. 每种被测阀门必须有专用支架以保证对中安装。
- The machine controls a three - position valve to fulfill quantative package with the high accurate electrome-chanical combination lever according to the can signal. 该机采用高精度机电组合秤，根据灌装信号，控制三位闸门完成定量包装。
- There is positive proof that he did it. 有确切的证据证明他做了此事。
- Have you turned off the water valve? 你关掉水阀了吗？
- Her behaviour was a positive outrage. 她的行为残暴到了极点。
- I'm positive she told us to meet at noon. 我肯定她是告诉我们在中午见面。
- This charge is a positive charge. 这个电荷是正电荷。
- We need an eye bolt to fit this valve. 我们需要一个有眼螺栓来固定这个阀门。
- She shows a very positive attitude to her work. 她工作态度非常积极。
- Can you be positive about what you hear? 你对听到的话有把握吗？
- He soon detected the faulty valve. 他很快查到了出毛病的阀门。
- He has a positive attitude towards life. 他对生活持有积极的态度。
- The number of positive numbers is infinite. 正数的数目是无穷的。
- Are you positive that you saw him? 你肯定你看到他吗?
- The pump sucks air out (of the vessel) through this valve. 这台泵通过这个阀门把(容器中的)空气抽出。
- The exhaust valve on my car have burn out three times. 我车子上的排气阀已烧坏三次。
- He was positive that he had seen it in the newspaper. 他肯定他已在报纸上看见过。
- The exhaust valve on my car has burnt out three times. 我车子上的排气阀已烧坏三次。
- There have been positive developments in international relations. 国际关系已逐步改善。
- She was quite positive about the amount of money involved. 她对所涉及的钱数十分肯定。
