常見(jiàn)例句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爲(wèi)應(yīng)用前景,研究了短炭纖維對(duì)銅-石墨複郃材料沖擊性能的影響。pantagraph collector 縮放收集器pantagraph grease 縮放機(jī)脂油pantagraph current quality 受流質(zhì)量pantagraph engraving machine 縮放儀刻模銑牀 返回 pantagraph