网络释义
1)tetracyclic coordinates,四圆坐标2)four circular load,四圆荷载3)four circular-arc eam,四圆孤凸轮4)Fourc ircled iffractometer,四圆衍射仪5)four-circle diffractometer,四圆衍射仪6)X ray crystallography,X射线四圆衍射7)four cycle XRD,四圆X-射线衍射8)Four Circles positioning principle,四圆区位法则9)X-ray single crystal diffractometer,四圆单晶衍射仪10)four-centre method,四圆心法(绘图)