阐述了一种动态测定内燃机进气门座处气体流通特性的方法。测量系在内燃机热车拖动情况下进行。
In this paper a method for dynamically measuring air flow characteristics at intake valve seat of internal combustion engine is presented.
像其他部件，动态板可以被添加到线框通过拖动从部件窗格下降。
Like other widgets, dynamic panels can be added to the wireframe by dragging and dropping from the widgets pane.
一种抽油机动态防窃电拖动装置。
A pumping unit dynamic theft prevention electric driving device.
一种抽油机动态防窃电拖动装置。
A pumping unit dynamic theft prevention electric driving device.
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