Please pay attention to the subtle differences, particularly the Tangential line marking the fillet's point of contact with its adjacent surface, and how the reflections break there as well.
请注意细微的差别,尤其是切线标示出的倒圆角与临近面的连接处,还有在那里反射光是如何被打断的。
If the contact resistance is too big, the influence is dependable, and lowered the circuit breakers to break the service life, direct influence of safety production.
如果触头接触电阻过大,即影响工作可靠,又降低了高压断路器的使用寿命,直接影响安全生产。
The general failure model and mechanism of circuit break, loose contact, instant break, male insulation, short-circuit, false matching, poor fix and bad seal were discussed.
阐述了断路、接触不良、瞬断、绝缘不良、短路、误配线、固定不良和密封不良等常见失效模式和失效机理。
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