a fissure in the earth's crust (or in the surface of some other planet) through which molten lava and gases erupt.
喷发熔化的火山岩和气体的地球外壳(或是其他行星的表面)的裂缝。
With the result the coating projects beyond the molten end of the electrode metal.
结果药皮伸延于焊条金属芯熔端之外。
支持(0) 反对(0)
发布人:网友提供 发布时间:2012-02-02 10:19:45
相关标签: