... Weber's Theory of Industrial Location 韦伯工业区位理论 wedge of high pressure 高压楔 wedging thin 尘灭 ...
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... wearout parts 磨损部件 wedge of high pressure 高压空气楔 weightlessness 无重力 ...
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wedge e of high pressure 高压空气楔
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The characteristics of the wedge is that the high sound-absorption coefficient remains under the high water pressure.
此种尖劈的突出特点是在高压下仍保持高的吸声系数。
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