Exploration Engineering(Drilling & Tunneling) 1966 Issue 9 tk-25 xing nei ran zao yan ji zai keng dao zhong de ying yong

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Exploration Engineering(Drilling & Tunneling)
1000-3746
1966 Issue 9

tk-25 xing nei ran zao yan ji zai keng dao zhong de ying yong

..............page:26-30

zai zhong hua ren min gong he guo cheng li shi qi zhou nian qing zhu da hui shang lin biao tong zhi de jiang hua

..............page:1-2

yi guan zhuang zhi

..............page:14-17

zai mao ze dong si xiang de da lu shang qian jin

..............page:5-7

xu-300 xing zuan ji sheng jiang gong xu ji xie hua

..............page:22-23

yong mao ze dong si xiang wu zhuang qi yi ren min qing zhu zhong hua ren min gong he guo cheng li shi qi zhou nian

..............page:3-5

dan dong shuang guan li shi zuan tou

..............page:11-14

cao tan ji xie hua chu tu gong ju jian jie

..............page:32-34

zuan yan guan zhu fa an zhuang ji zuo
yan shun nian ;

..............page:31

an hui er xing lian dong yi guan qi

..............page:18-22