在规定的范围内该无穷级数收敛,并有计算公式成立。
Within the restricted scope, the infinite power series is convergent and the formula is workable.
用调相设备调整无功功率,保持电压偏移在规定的范围内。
Applying the diagram, it is convenient to compute the reactive power necessary for keeping the voltage value constant.
企业名称经核准登记注册后方可使用,在规定的范围内享有专用权。
An enterprise name can be used only after it has been approved and registered, and an exclusive right to its use shall been joyed within a prescribed scope.
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