(quaternary/information industry)

On the diversified development of the tertiary industry and the characteristics of the fourth industry;

论第三产业的分化发展及第四产业的基本特征

The first strip mini - mill in China;

中国第一座短流程薄板厂

The clinical study of freestyle positions on delivery during the first labor strage;

分娩第一产程自由体位的临床研究

Clinical obstration on promoting the first stage of the multigravidae by using of 654-2;

目的探讨山莨菪碱促进经产妇第一产程的临床观察。

Relationship between abnormal fetal heart rate tracing patterns during the second steage of labor and perinatal outcome;

第二产程异常胎心监护图形与新生儿结局的关系

Observation of course of placental separation by continuous dynamic ultrasonography during third stage of labor;

第三产程中胎盘剥离过程的动态超声观察

Discussion about the third problem of environmental engineering geology;

第三环境工程地质问题雏论

Based on systematic working up of former geotechnical engineering investigation reports,by the use of physical mechanic indices and loading test results of the No.

在系统整理以往岩土工程勘察报告的基础上,利用本区第②层黄土状粉土的物理力学指标及载荷试验成果,通过三元一次方程得出第②层黄土状粉土的承载力的经验公式,该公式的建立对本区工程建设规划具有一定的指导意义。

My viewpoint on set calculation of step Ⅲ operating impedance of the type 11 microprocessor_based phase to phase distance protection;

11型微机相间距离保护第Ⅲ段动作阻抗整定计算之我见