electric discharge machines(edm) meaning in English

电火花机

Compared with the traditional electric discharge machining ( edm ) in die manufacturing , it also further simplifies the working procedures
在模具制造中，相对于传统的电加工方式，超高速加工不仅提高了模具加工速度和加工的表面质量，还进一步简化了加工工序。
When the rotor to ground voltage is exceed the critical oil film threshold voltage , the oil film breakdown induce a large current , and even appear electric discharge machining ( edm ) current . therefore , the lubricate interface is damaged
当电压超过了润滑油膜所能承受的电压时，油膜被击穿出现很大的放电电流，甚至出现电火花，导致润滑界面的破坏。