砾石

Soil-aggregate mixture is composed of gravel or cobble as its coarse grain and clay or sand as its filling. Whether natural or man-made, the mechanical properties of this material are widely different from homogeneous and continuous soil or rock.

土石混合体是由作为骨料的砾石或卵石与作为填充料的黏土或砂土组成的特殊工程地质材料，无论天然形成或人工合成，其力学特性与均质土体或岩体相比均有较大差异。

The ground improvement in flying area road in Mianyang south suburb airport has been taken as a praxis: the area in hilly high filled ground has been solved by dynamic consolidation method, and present the dynamic consolidation technical parameters in hilly high filled ground and the dynamic consolidation reinforcement mechanism in cobble soil and gravel soil, which retrench investment 20%.

并以绵阳南郊机场飞行区场道的地基加固为实例，对丘陵山区高填方地段进行了强夯加固处理，提出了山区高填方强夯加固的技术参数和卵砾石土的强夯加固机理，使实际工程投资降低20%。

In order to solve the existing problems of drilling gravel and cobble stratum,common tungsten carbide-insert drill bits, composite diamond-tungsten carbide button bits and impregnated diamond-tungsten carbide bar bits were designed and tested successively.

针对卵砾石地层的钻进实践，先后设计与试验了三种类型的钻头；普通八角合金钻头、金刚石-硬质合金复合球齿钻头与孕镶金刚石-针状合金复合式钻头。

The Shinwulu creek in Haitu Township which have kinds of different fluvial forms such as deep pools,torrents and stable flows,and bed materials such as boulders,cobble,gravel and sands.

台东县海端乡之新武吕溪，具有深潭、急濑和稳流等各种不同的河床型态，以及巨石、卵石、砾石与泥沙等底质材料，也因此新武吕溪蕴含丰富鱼类资源，但因垂钓者众多，水中生态渐渐受到破坏，为了保护珍贵的鱼类资源，海端乡公所于1999年3月公告禁止垂钓，进而开始执行溪流保育工作。

The paper introduced the structure and principle of DTH hammer drilling with concentric simultaneous casing,which used in seismic exploration drill in gravel.

介绍了适合卵砾石地层地震勘探孔施工用的潜孔锤同心跟管钻具的结构和工作原理。5 simultaneous casing

In the 1:250000 regional geological mapping of Yumenzhen, the authors studied deformation feldspar by long-short axis measurement method, compared with the deformation gravel, deformation amygdale, deformation relict long-short axis measurement, then found the both measurements were similar to deformation axis. It has been proved that deformation feldspar can be studied as to an area deformation characteristic of Yumenzhen.

在《1：25万玉门镇幅》调研的过程中，试以长石颗粒为研究对象，进行长短轴法变形测量，将其结果与相邻变形砾石、杏仁体和包体测量结果进行对比，发现它们具有相似的应变椭圆轴率，证实在变形花岗岩区可以用变形长石颗粒研究区域变形的特点。

Many aquarists combine the power filter with the under gravel filter to get the best of both worlds and crystal-clear aquarium water.

许多aquarists结合电力滤波器与下的砾石过滤器，以获得最佳的两个世界和水晶般清晰的水族馆的水。

The above ground mode include the pile bent and above ground gravel berms.

地上敷设方案包括桩基架设和地上洁净砾石管堤。

The foundation of Dalong Water Control Project is constructed with the method of filling sand between upstream and downstream berms; of which the filled sand mainly consists of the medium-coarse sand with high content and large size gravel.

大隆水利枢纽工程坝基是在上下游戗堤间填砂而成的，填砂的主要成分为含卵砾中粗砂，其特点是卵砾石粒径大、含量高。

Caliche on gravel, as an indicator of variation of sedimentary environment, records relatively complete information on environment and climate.

砾石钙膜作为一种反映环境变化的沉积物标志，记录了比较完整的环境和气候信息，其实物的直接表现形式就是沉积了明暗相间的纹层，而形成明暗纹层的主要原因是受沉积时碳酸盐的纯度和结晶物的粒度以及杂质等的影响。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。