Based on the in-situ observation of the firstly mined working face of Nanliang coal mine,the roof movement,the roof weighting intensity,and entry deformation and failure of the working face were analyzed.
通过南梁煤矿首采工作面采前的实验研究和开采时的现场观测,分析了工作面顶板的移动、来压强度以及巷道变形破坏情况,总结了厚黏土覆盖层浅埋煤层单体长壁工作面的矿压显现规律。
The removal effects of Jussiaea stipulacea Ohwi on nitrogen and phosphorus in eutrophic water were further studied in indoor experiment,as well as in field observation.
采用室内试验和现场观测相结合的方式,进一步探讨了黄花水龙对富营养化水体中氮磷的去除效果。
This paper research the ground pressure of the Long-wall Full-mechanized caving mining field on strike of steeply thick coal seam of Gansu Wangjiashan coal mine by using the FLAC3D numerical calculation software and field observation.
阐述了运用FLAC3D数值计算软件和现场观测方法,对甘肃省王家山煤矿大倾角厚煤层走向长壁综放采场矿山压力进行研究的情况。
Good stability of roadway under bolt support has been proved by site observation of roadway deformation.
依据实际地质力学资料,运用整体锚固结构理论提出了曙光煤矿巷道锚固支护方案,确定了锚固支护参数;对整体锚固结构下的巷道围岩变形进行了现场观测,结果表明,锚固支护稳定性良好。
How to use the roof pressure safely is of crucial importance in longwall top-coal caving in China Based on field monitoring, theoretical analysis of strata movement, the numerical model of hard roof's stepped cantilever structure is built, and th.
通过对岩层移动的现场观测,建立了综放采场坚硬顶板控制的悬梁模型及其数值模型,运用有限元法分析了坚硬顶板不同来压步距对硬顶煤的压裂效应,并确定了合理的支架阻力,从而对坚硬顶板进行有效的控制,达到消除坚硬顶板对采场的冲击隐患、保证采场矿压对坚硬顶煤的有效压裂及提高顶煤回收率之目的。
In this paper,the importance of field monitoring is emphasized through obtaining the network stabilitycriteria,load modeling and the principles of simulation and modeling.
作者从稳定判据的取得、负荷模型的建立以及仿真和建模的原则三个方面论证了现场观测在稳定问题研究中的重要作用。
In this paper,a review of the recent advances in the Western Pacific Warm Pool studies at home and abroad is made,and the study fields include the field surveys and physical mechanism of the warm pool,the relationship between the warm pool and ENSO and the effect of the abnormal warm pool variations on climate.
对近几年国内外有关热带西太平洋暖池的现场观测、暖池物理机制、暖池与ENSO的关系、暖池异常变化对气候的影响等方面的最新研究进展作了回顾;同时,对目前暖池研究中存在的几个问题进行了简要的讨论。
On Thermodynamic Growth and Decay Processes of Ice Cover: Field Measurements and Determination of Crucial Parameters
冰层热力学生消过程现场观测和关键参数研究
Seismic Pore Water Pressure Analysis Confronted with Field Measurements in Fine Sand
细砂中地震孔隙水压力的分析与现场观测的对比
Field observation and analysis of water temperature distribution in front of dam and in outflow in Ertan Reservoir
二滩水库坝前及下泄水体水温分布现场观测与分析
The Analysis of the Field Observation Data of Fresh Ice Growing Process in Hongqipao Reservoir of Heilongjiang
黑龙江红旗泡水库冰生长过程现场观测数据的剖析
Rock Zonal Disintegration Site Observation Date Analysis and Creep Mechanism and Model Experiment Research;
岩石分区碎裂化现象的现场观测数据分析、蠕变机理及模拟实验研究
Based on the site observation data of Hengmen Channel, it advances an analysis to the wave action induced by a high-speed catamaran to dike and the maximum wave pressure coefficient.
根据横门水道现场观测资料，分析了双体快速船船行波对堤岸的作用和最大波压强系数分布。
Both are based on observations of field phenomena.
两者都以流场现象的观测结果为基
soil testing and field instrumentation
土工试验和现场原型观测
for a women's sporting event of 76, 000 people.
有76，000名观众到现场观战。
Analysis on Field Permeability Test Results of Xijiang Dyke at South Bank of Qiantang River
钱塘江南岸西江塘海塘现场渗透试验观测成果分析
The immediacy of live television coverage.
电视现场直播的直观性
Analysis Automatic Weather Observing System Calibration Standards-humidity Standard Measurement Uncertainty Assessment
浅析自动气象观测系统现场校准标准之湿度标准测量不确定度的评定
coast and geodetic magnetic observatory
海岸与大地磁场观测站海岸与地磁观测台
for observation and measurement of optical phenomena.
光学现象的观察和测量。
ESR IPY Observations and Study on Polar Mesosphere Summer Echoes
ESR IPY观测与PMSE现象研究
We watched a live television show.
我们观看了一场电视现场直播的表演。
in-site seawater oxygenomter
海水溶解氧现场测定仪
field apparatus for ground photogrammmetry
地面摄影测量现场设备