Properen普罗普朗properadj.合适的；正当的；真正的proper meromorphic mapping真亚纯映射proper-motion membership自行成员星properties of flocculation絮凝性能Proper care of your camera相机的正确维护Proper handling of vomitus正确处理呕吐物properly enhanced ammonium适当增铵proper substance of cornea角膜固有质proper holomorphic mapping真全纯映射proper substance of sclera巩膜固有质properties and application性能应用