单词rock dust
un.: 岩尘；石屑；岩石粉末
网络: 岩粉；岩石尘土；岩石粉尘
岩石粉末
石屑
岩尘
Macadam "-type bases involving successive layers of crushed rock bound with rock dust were also used. "
人们曾经使用“石结”基层——几层由石粉黏结在一起连续的碎石层。
Rock dust on the green felt, cowboy ballads on the jukebox.
石头的灰尘布满了绿色地毯，而牛仔民谣则在点唱机里播放着。
For example, it required payment for workers with black lung disease from coal and rock dust.
比如说，他要求矿主为工人提供因为灰尘导致的黑肺病的治疗。
Portable polarizing microscope for sampling and determining incombustible matter in coal and rock-dust mixtures
不燃性粉煤灰及岩粉测定用便携式偏振显微镜
Experiment of replacing river sand with rock dust to compound concrete
石屑代替河砂配制混凝土的试验与研究
Quality standard of rock dust used in coal mines
防爆用岩粉质量标准
Study on pulmonary fibrogenicity in rats by different kinds of coal and country rock dust in Guangxi province
广西不同煤质和围岩粉尘对大鼠肺纤维化病变的研究