underground workings中文什么意思
地下井巷
- underground: adj. 1.地(面)下的。 2.隐 ...
- working: adj. 1.工作的,从事劳动的。 ...
- workings: 工作方式, 作用, 活动方式; 矿内 ...
例句与用法
- Mine plans ; deep mining ; underground workings
矿山测量平面图.地下采矿.巷道 - Mine plans ; deep mining ; underground workings ; comments
矿区平面图.深井开采.井下巷道.说明 - Mine plans - deep mining - part 11 : geometrical dimensions in underground workings
矿山平面图.地下采矿.第11部分:地下巷道的几何尺寸 - Reciprocating internal combustion engines - safety requirements for design and construction of engines for use in potentially explosive atmospheres - part 2 : group i engines for use in underground workings susceptible to firedamp and or combustible dust
往复式内燃机.在潜在爆炸环境下使用的发动机设计和构造的安全性要求.第2部分:在地下工作时易受沼气和或可燃性粉尘影响的i组发动机 - Reciprocating internal combustion engines - safety requirements for design and construction of engines for use in potentially explosive atmospheres - group i engines for use in underground workings susceptible to firedamp and or combustible dust - part 2 : group i engines for use in underground workings susceptible to firedamp and or combustible dust
往复式内燃发动机.用在潜在爆炸气体环境下发动机结构和设计安全要求.用于地下工作时对沼气和或可燃性尘土敏感的i组发动机.第2部分:用于地下工作时对沼气和或可燃性尘土敏感的i组发动机