BLK-防爆断路器（IIB IIC DIP）粉尘防爆微端器，、看的见,专用仪器仪表,供应BLK-防爆断路器（IIB IIC DIP）粉尘防爆微端器，、看的见...
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flameproof circuit breaker
... flame-proof casing 隔爆外壳 flameproof circuit breaker 防爆断路器 flameproof compound 耐燃剂 ...
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短语
厂用防爆断路器
Plant explosion-proof circuit breaker
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