deep-hole with large diameter
英
美
deep-hole with large diameter的用法和样例:
例句
- In crater retreat blasting at underground mines,each largediameter hole will be used time and again.
地下矿山大直径深孔分层装药爆破时,每个炮孔要分段多次利用。
deep-hole with large diameter的相关资料:
临近单词
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