..............page:12-14,11
..............page:25-27,5
Cement production quality test and the quality control of the test work
dong shiwen1; zhang daili2; dong guangsheng3(1.qingdao construction engineering quality supervision station; qingdao 266071; china; 2.qingdao construction engineering quality inspection centers co.; ltd; qingdao 266012; china; 3.qingdao construction engineering judicature s appraisal center s laboratory; qingdao 266071; china)
..............page:43-46
..............page:57-58,40
..............page:15-18,24
The dialectical relationship between cracking and permeability of concrete
gan changcheng1; guan zhiwen2; zhang zigeng3; li jianting1; lv weiqiang1; (1.heshan jianli concrete co.ltd; heshan 529721; guangdong; china; 2.heshan construction engineering quality sefety supervision station; heshan 529700; china; 3.the ready-mixed concrete centre of zhongshan first construction co.ltd; zhongshan 528447; china)
..............page:1-5