expanded ratio中文什么意思

expanded: adj. 1.膨脹的；被擴大的；被延伸的；(花瓣)展開的 ...
ratio: n. (pl. ratios) 1.比，比率，比值；比例 ...
expanded area ratio: 伸張面比; 展開面積比盤面比
low-ratio expanded foam: 低倍率發(fā)泡塑料
expanded: adj. 1.膨脹的；被擴大的；被延伸的；(花瓣)展開的。 2.【印刷】寬體的 (＝extended)。 expanded wings 展開的翅膀。 an expanded program 一項擴大了的計劃。

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When propellant is used in weapons with larger gas expanding ratio , the power capability accords with potential energy , and the power capability accords with impetus when gas expanding ratio is small
發(fā)射藥在氣體膨脹比大的武器上應(yīng)用時，做功能力與潛能較為一致；在氣體膨脹比小的武器上應(yīng)用時，做功能力與火藥力較為一致。
The results from simulation agree well with the conclusions of conference [ 21 ] , and indicate that the boundary conditions have no obvious effect on the displacement and stress ; that the displacement and stress increase with linear heat expanding ratio , and those decrease with the specific heat of material ; that the displacement increases with the heat transfer ratio , but the stress does not
數(shù)值模擬表明：邊界條件對位移和應(yīng)力的影響非常小；位移隨著線熱膨脹系數(shù)、熱傳導(dǎo)系數(shù)的增大而增大，但是隨著比熱容的增大而減?。粦?yīng)力的最大值隨著線熱膨脹系數(shù)的增大而增大，而隨著比熱容的增大而減小，而熱傳導(dǎo)系數(shù)k對應(yīng)力的影響比較小。

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