Multileaf collimator ( MLC ) is the indispensable equipment of IMRT.作为IMRT的必备设备,电动多叶光栅 ( MLC ) 有着举足轻重的作用.Training simulator system for photoelectric collimator is designed for the manual operation of photoelectric collim...
He fled to Costa Rica to avoid military service.他逃到了哥斯达黎加以逃避服兵役。The Swanhilda cast off from the docks at Port Costa.“斯万希尔黛号”从可斯达港的码头解缆开船.Here, a female floats through a cloud forest in Costa Rica.这里, 一雌性漂浮物通过云雾林在哥斯达黎加....