The model is verified by the drop tests of fixed orifice landing gear.
利用定油孔起落架的落震试验对该模型进行了校验。
Two common types are the fixed orifice, or the orifice tube, and the thermostatic expansion valve.
两种常见形式是固定节流阀式或节流管式，以及节流膨胀阀。
The beltless machine, sometimes called a "fixed" orifice pasting machine.
无带式涂片机，有时称为“定位”出口涂片机。
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