我们公司设计的这款真空断路器外壳，可用于不同高度的阀门使用。
Now, Engineered Enclosures are available specifically for pressure vacuum breakers with telescoping design for varied valve height.
用该材料制备的接触器、断路器外壳具有良好的阻燃性能及电绝缘性能，产品质量已得到了客户的认可。
The contactor and relay crusts made of this materials had good flame retardancy and electrical insulation, and its quality had been recognized by customer.
在分析军用小型塑料外壳式断路器(MCCB)装配工艺特点的基础上，研究开发了军用小型MCCB装配CAPP系统。
Based on analyzing assembly process characteristic of miniature military moulded case circuit breaker (MCCB), an assembly CAPP system for miniature military MCCB was developed.
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