求翻译：BV1-12断路器灭弧室与操动机构采用前后布置方式（图2），三相主导电回路采用固封极柱。采用固封极柱，不仅简化了装配工艺，提高了产品质量，而且收外界恶劣环境和外部机械力的影响小，并减少断路器整体尺寸，操动机构布置在固封极柱后的机箱内，与真空灭弧室连接。是什么意思？

BV1-12 circuit breaker with operating mechanism front and rear layout (Figure 2), the leading electric circuit using solid phase letters pole. The use of solid seal pole, not only simplifies the assembly process, improve product quality, and received harsh external environment and the impact of exte

1 - 12 circuit breakers BV interrupters conduct with interactive agencies before and after use, Layout mode (Figure 2) with 3 leading electric circuit using fixed cover very Martin. Using fixed covers very Martin, not only simplifies the assembling process, and improve the quality of their products,

Around the BV1-12 circuit breaker explosion chamber with holds the drive mechanism to use arranges the way (Figure 2), the three-phase host electric conduction return route uses the seal terminal post.Uses the seal terminal post, not only simplified the assembly craft, improved the product quality,

BV1-12 and actuator circuit breaker arc-quenching Chamber with before and after arrangement (Figure 2), three-phase main circuit using solid poles. With fixed poles, not only simplifies the Assembly process, improve the quality of the product, and received outside the harsh environment and the impac

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