[化] 操作线

operating line的用法和样例：

例句

A line drawing of this arrangement is shown.图示是这种排列的管路图。
Seat tightness achieved with torque as opposed to line pressure.利用扭矩而不是管路压力来实现阀座的密封。
A new method is proposed for analysis of oxygen-enrichment and pulverized coal injection using Rist operating line,which will be helpful to improve the injection operation.首先提出了一种适宜于分析富氧喷煤工艺的高温区热平衡计算法，然后又将其引入到操作线中，最后结合实例运用操作线分析了富氧喷煤后焦比的变化及其置换比。

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学英语单词

act recognized as commencing judicial proceedings

alumina aerogels

aonidiella aurantii (maskell)

assimilationisms

Bach Hac

barracanite (cubanite)