加重阀 [
jiā zhòng fá]
[机] weighted valve
- 它们仅仅在频率加重的基础上改变压缩器的响应阀值。
They merely alter the threshold response of the compressor on a "frequency-weighted" basis. - 正在以脚够的力气闭关闸阀先,应当非阀杆轻微归委婉一面(1/8至1/4委婉),以加重阀杆的背载。
After closing a gate valve with sufficient force to develop shutoff, the stem should be backed off slightly (1/8 to 1/4 turn) to relieve stem load.
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