periodic weighting
[煤炭科技英汉词典]
periodic weighting周期来压
基本顶周期破断在采煤工作面引起的矿压显现。
是什么意思,periodic weighting的解释,periodic weighting的翻译
[冶金学英汉词典] periodic weighting
periodic weighting
[煤炭科技英汉词典]
periodic weighting是什么意思,periodic weighting的解释,periodic weighting的翻译
[冶金学英汉词典] periodic weighting