In grinding process, the dimensional precision of work piece shows its uncertainty and non-linearity because of the machine tool property, the grinding wheel, the clamp, etc.

在磨削加工中，受机床、砂轮、工件、夹具等众多因素的影响，加工工件的尺寸精度和精度一致性呈现出不确定性和严重的非线性。

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The problems used to arise during pressurizing operation and its preparation work of the connection between the twisted aluminum steel core cable and the dead end clamp were described.

介绍了钢心铝绞线耐张线夹液压连接中，在施压准备工作和施压操作中容易出现的问题。

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Make sure the workpiece is properly secured before starting work, if necessary in a vice or clamp.

工作前确保工件确实安全，如有需要准备钳和夹。

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He told world leaders there that countries must work together to clamp down on tax avoidance.

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Police, environmental inspectors and other state agencies are being pressed to work together more closely to clamp down on illegal logging.

ECONOMIST: The economy booms, the trees vanish | The

Prime Minister Julia Gillard has pledged to clamp down on 457s, the temporary work visas granted to skilled migrants eager to share the spoils of the country's mining boom, which has helped power more than two decades of uninterrupted annual growth.

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