短語詞組短語Precise Point Positioning PPP 精密單點(diǎn)定位precise gps positioning 精度gps定位Precise Dredge Positioning 高精度疏濬位置確定precise mobile positioning 精密動(dòng)態(tài)定位precise point positioning 精密單點(diǎn)定位;精密單點(diǎn)定位技術(shù);細(xì)密單點(diǎn)定位;精確單點(diǎn)定位gps precise relative positioning gps 精密相對定位kinematic precise point positioning 精密動(dòng)態(tài)單點(diǎn)定位static precise point positioning 精密單點(diǎn)定位靜態(tài) 返回 precise positioning