Exploration Engineering(Drilling & Tunneling) 1964 Issue 9 yuan jing ya suo bao po gong zuo chu bu ti hui

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Exploration Engineering(Drilling & Tunneling)
1000-3746
1964 Issue 9

yuan jing ya suo bao po gong zuo chu bu ti hui

..............page:20-23

di xia zuan kong zhuang yao ji xie
. . mu er jin ;

..............page:27-28

zai jia na da shi yong fang xing jie mian zuan zuo jiang di zuan jing de wan qu

..............page:17-18

luo ma ni ya ren min gong he guo qing xie ding xiang wo lun zuan jin cheng guo
a. . ya kao fu lie fu ;

..............page:19-20

ce ding ni jiang yan mo xing de fang fa
geng rui lun ;

..............page:20

zuan jin ruan yan ceng di zhi kan tan zuan kong yong de ya lun zuan tou
. . ba la ba shi jin ;

..............page:6-8

ya li shan da lin han tong huang tie kuang qu jin gang shi zuan jin guo cheng gui lv xing de yan jiu
a.a. zi wei liu ge ;

..............page:9-12

guan yu yan shi po sui xin fang fa ji qi ying yong de mou xie wen ti
xia cun ;

..............page:2-6