cobble and gravel中文,cobble and gravel的意思,cobble and gravel翻译及用法

2025-10-08 08:26 浏览次数 6

cobble and gravel

卵砾石

cobble and gravel 例句

英汉例句

  • in drilling cobble and gravel formation, diamond enhanced tungsten carbide composite spherical crown button bits without strengthened gage achieve an average drilling rate of 2.

    介绍了金刚石—硬质合金复合球齿鉆头在内蒙古某地区铀矿床卵砾石层中的生产试验情况。

相关热词