稳定放矿
Stable ore drawing
以上为机器翻译结果，长、整句建议使用 人工翻译 。
溜放粘结性矿料时常会出现两类放矿障碍，一类是稳定粘结拱卡堵，另一类是形成管状流动。
There are two kinds of hindrances to cohesive ores during ore drawing. One of them is stable stick arch and the other rathole flow.
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