XPL XPL语言...XPS X射线光电子能谱;X射线光电子...XR 外部复位...XS 余三码...xsmn 输送...xtal 晶体...Xuan paper 宣纸...XWindows XWindows软件系统...xy plotter XY绘图器...xy recorder XY记录器...xy-cut crystal XY截面晶体...xylan 木聚糖木聚糖,木糖胶...xylanase 木聚糖酶木聚糖酶,木糖胶酶...xylanbassoric acid 木聚糖黄蓍酸...xylanthrax 木炭,炭...xylazine 赛拉嗪;甲苯噻嗪...xylem n.木质部木质部(植物纤维束的...xylem rays 木射线...xylene n.二甲苯二甲苯二甲苯...xylene balsam 二甲苯香脂...xylene bromide 溴代二甲苯...
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