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When the roller mill with a certain ring wear, the length of spring pressure adjusted to maintain a constant link between roller mill on the pressure roller.
当磨辊与磨环达到一定磨损后，调整高压弹簧长度，保持磨辊于磨环之间的恒定碾压力。
Pressure on the ball bearing outer ring with a flat seat type, aligning seat type and seat type with a self-aligning washers.
压力球轴承外圈有平面座型、调心座型和带调心垫圈座型。
An. integrated MOS ring oscillator pressure sensor with silicon box structure, having frequency as output is reported.
本文报道了一种硅盒结构的、具有频率输出的集成MOS环振式压力传感器。
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