Polda波尔达POLabbr.石油；燃料与润滑剂（=petroleum；oil and lubricant）abbr.北极星导弹（=Polaris）policing management警务化管理Polgonum cuspidatum虎杖Policing Efficiency警务效能policing infomation警务信息POL service support油料保障polanret microscope偏光可变相差显微镜poling board method插板法Poligonum capitatum头花蓼polirzer's speculumpolianthes tuberosa晚香玉