問答題

【簡答題】翻譯：Products pipeline can often carry serveral different products in the same pipeline.

答案：成品油管線在同一管線中輸送不用的產品。

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【簡答題】翻譯：As it expends it rises in the take -the height to which it rises is calibrated to indicate to indicate temperature.

答案：當液體膨脹時，管中的液體上升――它上開的高度以被標定以指示溫度。

【簡答題】翻譯：The most common means measuring rate of flow of a fluid is based on the principle that if there is a contraction or constriction (a section of reduced diamater) in a pipe,the pressure of a fluid flowing down-stream from the contraction will be lower than that up-stream from the contraction.

答案：測量一種流量的最普通方法是根據(jù)這樣一個原理：即為一個管子中有一個收縮截面(一個直徑減少的截面)或縮頸，液體由此頸向下游流...