The nozzle geometric parameters included hole number and diameter, hole angle and holelength-diameter ratio(L/D).
喷嘴结构参数包括喷孔数、喷孔直径、喷孔夹角和喷孔长径比。
2
The invention relates to a damper. The inner part of the damper is provided with a cavity like a piston cavity. A damper holelength regulating component is arranged in the cavity.
本发明涉及一种阻尼器，在阻尼器内部加工出一个类似活塞腔的腔体，里面加装有一个阻尼孔长度调节构件。
3
Tucked away beyond the playroom, stretching along the entire length of the wall, cubby-hole shelves sparkle with a vast clutter of women's shoes.