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| 1. | Estimates suggest that for every cubic meter of vent discharge, 350 milligrams of particulate organic |
| 每一立方米的喷口流量中估计会有350毫克的颗粒有机物被冲到喷口区域。 |
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| 2. | An opening for outward discharge;a vent. |
| 排气道，通气管向外排放物质的洞；通风孔 |
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| 3. | vent discharge duct |
| 通风排气管道 |
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| 4. | The observation contents included pulsstion pressure, structure vibration, air discharge through vent |
| 曷巢几锼?缯咀蟀兑绾榈溃?诵惺钡乃?ρг?凸鄄獬晒?婕暗铰龆?沽Α⒅?镎穸?⑵?捉??俊⑵?⒒?帐础⒂挝砘?饶谌荩?晒┥杓啤⑿小⒀腥嗽辈慰肌 |
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| 5. | When a Series994 backflow preventer is installed for dead-end service applications, discharge from the |
| 当系列994防回流阀安装在终端应用场合时，由于在静止无流动情况下水供应压力波动可能会从安全阀排放口产生排放。 |
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