A linear rolling guider and imported buffer system guarantees the excellent finish and concentricity.本设备选用滚珠导轨与进口稳速系统以保证精密的表面光洁度和同心度.I remembered , that day, Da Xiong as agedboy, he was alwayed invited as guider.那时候, 大熊作...
This material is variously termed ash, clinker, cinders or slag.这种材料有不同的名称,如灰 、 炉渣 、 煤渣或矿渣.All bands slag off their record companies. It's just the way it is.所有乐队都会臭骂自己的唱片公司，都这样。In some cases the slag can be dispose...