基于电路基本理论知识,推导出多馈入交、直流并联的高压直流输电系统耦合导纳和换相电压关系表达式。
Based on electrical circuit theory, the formulation of the relation between mutual admittance and converter commutation voltage of the multi-infeed HVDC system was given.
在齿形链传动中,链条承受周期性的交变载荷,其中链节啮入轮齿时产生的冲击载荷影响较大。
In odontoid chain drive, the chain bears a periodical alternating load, in which the impact load produced while the link meshes into the tooth of sprocket makes comparatively big effect.
为此,钻交所在与入驻单位的续租合同中也将作相应调整。
Therefore SDE has to do the relative adjustment in the agreements with your tenants.
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