最終更新日：2022/12/24
The stope is kept full of broken ore, sufficient only being drawn to leave a working space between the floor of broken ore and the back of the stope.
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The stope is kept full of broken ore, sufficient only being drawn to leave a working space between the floor of broken ore and the back of the stope.
DiQt（ディクト）
無料
★★★★★★★★★★
