1) advance core
超前核心土
2) Precore
前核心区
3) advance eccentric
超前偏心
4) core soil
核心土
1.
Based on the bad stability property in the soft rock of two-way mountain tunnel in loess area and by means of the three-dimensional finite element method,the effect of the length of step and the length and the width of core soil on the longitudinal displacement of tunnel face,the plastic zone depth behind tunnel face and tunnel plastic area are analyzed.
针对黄土地区山岭双线隧道软弱围岩稳定性较差的问题,通过三维有限元方法系统地分析了台阶长度及核心土长度、宽度对隧道掌子面的纵向位移、塑性区纵向深度和横向大小的影响。
2.
This paper probes into the ringlike drift heading method for multidrop tunnels with preformed core soil, introduces the construction flow sheet, the construction methods and construction control key points, and puts forward some measures for the quality and safety of the construction.
探讨了多线站场隧道预留核心土环形导坑法,介绍了施工流程图、施工方法及施工控制要点,提出了施工质量措施与施工安全措施。
5) pre-nuclear accent
核心前重音
6) core concrete
核心混凝土
1.
The research of the core concrete s empty which influences the mechanics performance of concrete filled steel tube components is a hot issue currently.
核心混凝土脱空对钢管混凝土构件力学性能的影响是当前研究的热点问题。
2.
It is an important approach for improving carrying capacity of steel tube-confined concrete to improve strength of core concrete.
提高核心混凝土的强度是提高钢管混凝土承载力的重要途径。
补充资料：白土,纯白生石膏,白色软粘土,制管土
CAS：10101-41-4
分子式：O4S·Ca·2H2O
分子质量：172.16
中文名称：二水硫酸钙；二水合硫酸钙；石膏；硫酸钙晶须；硫酸钙,二水；雪花石膏；石膏粉；纤维石(方解石,霰石或石膏的变种)；亚硒酸盐,透石膏；白土,纯白生石膏,白色软粘土,制管土
英文名称：Calcium sulfate dihydrate；Sulfuric acid calcium salt , dihydrate；calcium(ii) sulfate, dihydrate (1:1:2)；alabaster；annaline；ci 77231；ci pigment white 25；compactrol；gypse；gypsum stone；land plaster；light spar
分子式：O4S·Ca·2H2O
分子质量：172.16
中文名称：二水硫酸钙；二水合硫酸钙；石膏；硫酸钙晶须；硫酸钙,二水；雪花石膏；石膏粉；纤维石(方解石,霰石或石膏的变种)；亚硒酸盐,透石膏；白土,纯白生石膏,白色软粘土,制管土
英文名称：Calcium sulfate dihydrate；Sulfuric acid calcium salt , dihydrate；calcium(ii) sulfate, dihydrate (1:1:2)；alabaster；annaline；ci 77231；ci pigment white 25；compactrol；gypse；gypsum stone；land plaster；light spar
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条