n.比例繪圖器(導(dǎo)電弓)
Short carbon fiber reinforced copper-graphite composite materials was studied based on advanced pantagraph slider as its application background. 摘要以高性能受電弓滑板為應(yīng)用前景，研究了短炭纖維對銅-石墨復(fù)合材料沖擊性能的影響。
pantagraph collector 縮放收集器
pantagraph grease 縮放機(jī)脂油
