Analysis on pressure levels of pre-boring pressuremeter tests and theirs control
chen cen~(1; 2; 3); zhao jianbin~2; chen dianqiang~3(1.liaoning province department of land and resources mediating affairs center for land disputes; shenyang 110032; china; 2.shenyang jianzhu university; shenyang 110168; china; 3.non-ferrous geology bureau of liaoning province investigation and research institute; shenyang 110013; china)
..............page:25-29
..............page:7-9,92
..............page:10-13,18
..............page:19-24,89
..............page:48-51,56
Application of images enhancement in aerial triangulation
niu quanfu~(1; 2); liu yong~1; xie jizhen~3(1.college of earth and environmental science lanzhou university; lanzhou 730020; china; 2.gansu provincial electric power design institute; lanzhou 730050; china; 3.gansu provincial institute of surveying and mapping engineering; lanzhou 730050; china)
..............page:71-74