coring的例句大全

Study on the Coring Technique with Gravity Piston Corer

重力活塞取样器取样技术研究

The paper presents the operational process of systematic coring, and sums up the experience of coring in the unconsolidated formation from analyzing each technical links in the coring.

文中介绍了系统取心的施工过程，通过详细分析取心的各个技术环节，总结出松散地层取心经验。

The calculation formulas of drilling cost and drilling time for both trip round coring and wire line coring were deduced, and the calculation model of critical borehole depth was established.

推导了提钻取心和绳索取心两种钻进方法的时间和成本计算公式，进而建立了临界井深计算模型。

It discusses the influences of each factor on coring of mixing pile from borer, drilling level, boring bit, geologic condition, length, arrangement and type of pile, stadium and external condition, in order to ensure coring quality of mixing pile.

从钻机、钻探水平、钻头、地质条件、桩长、桩布置及桩类型、龄期、外界条件等方面详细论述了各影响因素对搅拌桩取芯的影响，以保证搅拌桩的取芯质量。