wang zhen jie jun wei (4 Ergebnisse)

paperback. Zustand: New. Paperback.Pub Date:2021-03-01 Pages:180 Language:Chinese Publisher:Chemical Industry Press This book consists of 4 chapters. which respectively explain the background of vocational education reform and the requirements of the construction industry for the training of civil engineering professionals; result-oriented education Analysis of the connotation. implementation points and advantages of the model; the path for the implementation of the results-oriented teaching reform. combining the thr.

paperback. Zustand: New. Paperback. Pub Date: 2020-08-01 Pages: 347 Language: Chinese Publisher: China Statistics Press Applied Sampling Techniques (2nd Edition)/Thirteenth Five-Year National Statistical Planning Textbook systematically introduces the core sampling methods of sampling theory . Including simple random sampling. stratified random sampling. systematic sampling. single-stage cluster sampling. two-stage sampling. ratio estimation. regression estimation. etc.?In addition. the topic of unanswered questions .

paperback. Zustand: Good. Paperback. Pub Date :1991-11-01 Pages: 218 Publisher: Shaanxi Science and Technology Press sheets: 7.125.

paperback. Zustand: Good. Paperback. Pub Date :1987-11 Pages: 243 Publisher: Beijing Municipal Environmental Protection inspection center directory: a long history of Beijing; 2 Beijing nicknames; 3 Talking ancient Environmental Studies; the Changhe River Basin ancient 4 Ming and Qing environment; the 5 main artificial water system and its environment evolve; evolution of 6 Shichahai name; the the 7 Beijing Water Transport Brief History; the 8 Yuan Dynasty Beijing canals; The 9 old Beijing Cheng sewage pollution of th.