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flat-back stope
meaning in English
逆台阶工作面
上向水平分层工作面
Related Words
stope
raise stope
shrinkage stope
stope drift
heading stope
closed stope
plateau stope
stope support
overhand stope
angle stope
flat-back method
flat-back needle
flat-back truck
flat-back type refrigerator
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