third echelon是什么意思

用法例句

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

The worldwide attention is being paid to the third section because of its special role in the public field.

第三部门在公共领域所扮演的特殊角色引起了公众与学术界的广泛关注。

As to the classification of the three sections of social organizations,higher education schools should belong to the third sections,which is an education service offered to the public,an market behavior that can be freely chosen by the receivers,but not an executive behavior of the government.

在社会组织部门的划分中,高等学校应属于社会领域的第三部门。

Characteristics of Seismic Petrophysics Parameters for Reservoir Forecasting in Paleogene Layers,Offshore Region A;

海上下第三系储层预测地震岩石物理参数特征

Affecting factors of Cretaceous-Paleogene shale cap in Jianghan Plain;

江汉平原白垩—下第三系泥岩盖层影响因素

Investigation on hydrochemical and hydrocarbon distribution in Cretaceous - Paleogene strata of Jianghan Basin;

江汉盆地白垩-下第三系水化学与油气分布

Episodic tectonic cycles and sequence pattern of the Tertiary rifted basins of East China;

中国东部第三系典型断陷盆地幕式构造旋回及层序地层特征

Investigation into the hydrocarbon generation kinetics of tertiary source rocks from the west of Qaidam Basin;

柴达木盆地西部第三系烃源岩生烃动力学研究

Distribution and genesis of secondary pores in Tertiary clastic reservoir in Southwestern Qaidam Basin;

柴西南地区第三系碎屑岩储集层次生孔隙分布及成因