The increase of freighter brings tremendous operating pressure.
货机运力增长给经营带来巨大压力。
For detailed Operating Pressure, refer to Pressure Temperature Chart on page 46.
要了解工作压力细节,参阅第46页的压力温度表。
The effects of reflux ratio and operating pressure on separation performance were also studied.
研究了操作压力和回流比对系统分离性能的影响。
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