发布时间:2025-01-23 13:09:39
实在不行可以应急,但是最好不要贸然做因为比较危险。可以把氧气装进塑料袋,然后点上支烟插在袋口一挤如果火焰发白发蓝就是高纯度。其他方法都要仪器,
但是这个方法容易爆炸着火一定要小心。
普通电瓶能带动功率是800w额定电源220v4750hz的锅子发热么
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