中国 China 北京 Beijing 日本 Japan 东京 Tokyo 韩国(南朝鲜) Korea 汉城 Seoul 朝鲜 North Korea 平壤 Pyongyang 蒙古 Mongolia 乌兰巴托 Ulan Bator 菲律滨 Philippine 马尼拉 Manila 马来西亚 Malaysia 吉隆坡 Kuala Lumpur 新加坡 Singapore 新加坡 Singapor
Journal of Oil and Gas Technology 石油天然气学报, 2020, 42(4), 432-437Published Online December 2020 in Hans. www.hanspub/journal/jogtdoi/10.12677/jogt.2020.424164Work Permit Managemen
Journal of Oil and Gas Technology 石油天然气学报, 2020, 42(4), 232-237Published Online December 2020 in Hans. www.hanspub/journal/jogtdoi/10.12677/jogt.2020.424137A Brief Analysis of t
Journal of Oil and Gas Technology 石油天然气学报, 2020, 42(4), 250-258Published Online December 2020 in Hans. www.hanspub/journal/jogtdoi/10.12677/jogt.2020.424140Rearch for Quality
青青大草原Journal of Oil and Gas Technology 石油天然气学报, 2020, 42(4), 426-431Published Online December 2020 in Hans. www.hanspub/journal/jogtdoi/10.12677/jogt.2020.424163Rearch and Pra