标签：XON/XOFF,用法,音标,短语

XPLXPL语言...
XPSX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...
XWindowsXWindows软件系统...
xy plotterXY绘图器...
xy recorderXY记录器...
xy-cut crystalXY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...