北中部 meaning in Chinese

bac trung bo

A preliminary analysis of ore - controlling factor and metallogenesis of gold lode zone in the central part of north burma
缅北中部脉金矿带控矿因素及成矿作用浅析
Shanxi dingxiang changtong forging co . , ltd is located in dingxiang county of shanxi province , which was named as " forging products country " by chinese state department famous
山西省定襄县畅通锻造厂,位于中国的锻压之乡?山西省北中部的定襄县，是专业生产大型法兰盘和压力容器锻件的大型企业之一。