请输入您要查询的英文单词:

 

单词 rock dusting
释义

Definition of rock dusting in English:

rock dusting

noun ˈrɒk ˌdʌstɪŋ
North American Mining
  • The spreading of pulverized rock in a coal mine in order to reduce the risk of coal-dust explosions.

Origin

Early 20th century. From rock dust + -ing. Compare slightly later rock dust.

Definition of rock dusting in US English:

rock dusting

nounˈrɒk ˌdʌstɪŋ
North American Mining
  • The spreading of pulverized rock in a coal mine in order to reduce the risk of coal-dust explosions.

Origin

Early 20th century. From rock dust + -ing. Compare slightly later rock dust.

随便看

 

英汉双解词典包含464360条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/12/27 0:32:53