江垭电站地下厂房洞室群共有大小洞室33个.Jiangya underground powerhouse has 33 chambers in different size.研究表明,地下厂房洞室群整体稳定.The results show that the tunnels are stable and safe.因此, 地下洞室的围岩稳定性问题就变得尤为突出.So, stability of rock mass around under...
They found a labyrinth of tunnels under the ground.他们发现了一处迷宫似的地道。We lost our way in the labyrinth of streets.我们在迷宫式的街道上迷了路。He wandered through the labyrinth of the alleyways.他在迷宫似的小巷中闲逛....
In the back of the truck was a 12.7 millimeter rapid-fire machine gun.在卡车后面有一只12.7毫米口径的速射机关枪。The silicon chips are less than a millimeter thick.这些硅片厚度不足一毫米.I commonly use the Olympus 100 millimeter telephoto lens.i普遍使用奥林...