例句與造句

1. The program manager is Mr . Liu Yan-ru ( Rf _ Q ), the department chairman of electrical engineering of CPPC . CPPC UAV is a fixed-wing UAV in conventional layout with high-wing configuration and a pair of skids as landing gear.
2. CPPC UAV program rooted from the need to improve the maintenance, patrol, surveillance, and survey tasks performed manually for petroleum pipelines due to the high cost, slow response, high cost due to the man-hour needed, as well as other problems of performing these missions manually.
3. It's difficult to find cppc uav in a sentence. 用cppc uav造句挺難的