对工作台的起动阻力矩和焊接位置的选择进行了计算。

Thetorque and the selection of the welding station are calculated.

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在计算过程中，比较完整地考虑了各种阻力矩对起动过程的影响，同时重点考察了平直管出水流道，具有快速闸门带小拍门断流装置形式的起动效果。

All kinds of resisting moment effects upon pump start-up process are fully considered and the different operational results of outlet gate with little flap valve are also reviewed.

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