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流年亂浮生
流年亂浮生
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12樓  發(fā)表于: 2023-06-27 09:47
防爆裝置是跟防爆等級掛鉤的，根據你的使用環(huán)境來(lái)挑選的
卓發(fā)智能
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13樓  發(fā)表于: 2023-06-29 10:51
所謂的防爆就是，全金屬外殼，密閉，靜電消除與可靠接地。在下簡(jiǎn)單理解....
相信自我！
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