黄土

L Loess - A silt-based soil composed of wind borne materials that are normally weathered and decalcified.

l 黄土-由风化作用形成的脱钙淤泥为基本构成的土壤。

It can be seen from the results that: water potential in quartz sand layer decreases with increasing thickness of the quartz sand layer under fixed sprinkling rate and increases with increasing sprinkling rate under fixed thickness of quartz sand layer; some of water above quartz sand layer flows down through the quartz sand layer and some flows down along edges of the quartz sand layer; some of water detoured the quartz sand layer flows into the region below the quartz sand layer closely along lower surface of the quartz sand layer.

实验结果表明：在喷水强度一定情况下，石英砂层中的水势随石英砂层厚度的增加而减小；在石英砂层厚度一定情况下，石英砂层中的水势随喷水强度的增加而增大；石英砂层上方的水部分通过石英砂层向下流动，部分绕过石英砂层向下流动；绕过石英砂层的水部分地紧贴石英砂层下表面向石英砂层下方的黄土中流动。

The variation of structural characteristics for excavated tunnels was studied.

研究了黄土隧道开挖后围岩结构性的变化规律。

Using this apparatus shear strength of large-size fissured loess samples formed in different time are tested with different loading methods.

介绍了一种改装的便携式直剪仪，并用该仪器测试了不同形成时期、不同加载方式作用下大尺寸裂隙性黄土样的抗剪强度。

Taihang Range and the eastern part of Loess Plateau are possibly important corridors for connecting the floras of northeast and southwest China.

太行山区和黄土高原东部地区是联系我国东北和西南植物区系的重要通道，植物在经过这个地区时可能有三条不同的具体迁移路线。

According to character of the magnetic data and susceptibility observation values, the thesis analyzes and deals with them by some reasonable methods, for instance the wavelet eliminating noise, the stepwise separated operator separating regional and local magnetic field, the foreboded statistics method distilling susceptibility background value.

处理磁测和磁化率观测值时，给出的多种合适的方法(如小波去噪方法、分离区域磁场和油气局部磁场的逐次分离算子以及提取黄土磁化率背景值的先验统计提取法等)使数据的有效性显著提高。

Mulched non-textile can preserve soil heat, save water and benefit the plant growth, and it has a better spread prospect in foresting the sloping field and greening the wild region in the Loess Plateau.

无纺布覆盖进行水平沟造林能达到保温和节水作用，促进植被生长，对黄土高原地区坡地造林和荒山绿化具有较好的推广应用价值和实际意义。

Leveled terraced field is the main project of slope control and also the main capital farmland in the gullied rolling loess area .

水平梯田是黄土丘陵沟壑区主要的坡面治理工程，也是主要的基本农田。

The paper thus takes small watersheds as basic study units for optimized eco-productive paradigm of hilly gullied loess region.

因此，本文试以小流域为基础，研究黄土丘陵沟壑区的优化生态-生产范式。

In the topographically-broken gullied and hilly region of the loess plateau, we analyse the relationship among the density of gully, the developmental stage of gully, geomorphic form and soil erosion intensity with aerial photograph, and get some better results.

中文摘要：在地形破碎的黄土丘陵地区，利用航空遥感图像分析沟谷密度、沟谷发育阶段、地貌形态及其与土壤侵蚀强度之间的相关性，收到了良好的效果。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。