液体阻值通过添加备用原料来改变。适用于轻载，中载，重载起动的滑环电机。
The liquid resistance value can be altered by adding in standby raw material and is applicable for slip ring electrical motor of light load, medium load and heavy load starting up.
液体阻值通过添加备用原料来改变。适用于轻载，中载，重载起动的滑环电机。
The liquid resistance value can be altered by adding in standby raw material and is applicable for slip ring electrical motor of light load, medium load and heavy load starting up.
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