The paper establishes the mathematical model for auto-lifting process of the over hang-gate machine in Shanxia.

建立了三峡高架门机自开过程的数学模型。

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There exist deficiencies in the material and shape designing of the seal baffle for ignition furnace of circular traveling gate machine.

环式烧结机点火炉密封挡板存在着材质及形状设计不合理等问题。

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PID control is used on the speed control by frequency variation and the temperature pressure control of the Chain gate machine-rotary kiln of the system.

本系统的回转窑直流调速、变频调速以及温度压力控制都采用了数字PID控制。

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Officers armed with machine-guns and wearing balaclavas broke down a heavy wooden front gate and abseiled from a helicopter to gain entry to the property, media reports say.

BBC: German police target Hells Angels in large-scale raids