sand and gravel

It was found that 8 h was the optimal oscillating time for both sand and gravel.

沙和砾石的的吸附量在振荡时间为8h最大；

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Sand and gravel may form bars within the channel.

沙和砾石可以在沟槽内形成沙洲。

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The application in double liquid grouting technology in water plugging and concretion construction of sand gravel layer

双液注浆固结砂卵石层止水施工技术的应用

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The sand and gravel in the Yangtze river is good building and filling materials.

摘要长江中下游干流河道内的砂石是较好的建筑和填筑材料.

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Probe into the Construction Method of Inclined Shaft on Sand and Gravel Aquifer in Surface Soil Section

蓝田、长安人工林地土层含水量研究表土段沙砾含水层斜井施工方法探索

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Experimental analysis on mix design parameters of consolidated sand and gravel concrete

固结砂砾料混凝土筑坝材料配合比参数试验分析

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Study of Count Model for Porosity of Sand and Gravel

砂卵砾石孔隙计算模型研究

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Production of raw materials: sand, gravel, cement, ash can add large, slag and other industrial wastes.

生产原料: 采用沙子 、 石子 、 水泥 、 可大量添加粉煤灰 、 炉渣等工业废料.

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P 92 Concrete is a mixture of water, sand and gravel, and Portland cement.

混凝土是由水 、 沙和砾石 、 波特兰水泥拌合而成.

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Then after comprehensive analysis on the investigation results obtained up to now an overall summarization on changes of sand and gravel shoals due to backwater effect and their influence on navigation conditions are studied.

然后，在综合分析已有研究成果的基础上，对变动回水区各河段壅水高度增加所引起的沙质浅滩和卵石浅滩的变化及其对航运的影响进行了较全面的概括。

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During the process of drilling, sand and gravel strata are often encountered, in which there are a lot of quartzs that are very hard and rubbing with variable shapes and sizes, so steel grains and horniness alloy drilling are not fit for the strata.

在钻探生产中经常遇到砂卵石层，砂卵石层中石英含量高，坚硬，研磨性强，形状各异，大小不一，钢粒钻进和硬质合金钻进都不适用钻进砂卵石层；

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The sand and gravel business is now growing faster than the economy as a whole.

砂石行业的增长如今比整体经济更为迅猛。

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At present, it includes sand/ gravel body, vulcanite body, deep buried-hill, anticline with low amplitude and fractured reservoir etc.

目前，它主要包括砂砾岩体、火山岩体、深部潜山、低幅度背斜和裂缝型油气藏。

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The channel is filled with noncompactible sand, or with sand and gravel.

水道内由不可压实的砂或砂砾物质充填.

词典精选例句

Studies on technology of seepage-prevention curtain grouting with thick sand and gravel layer

深厚砂砾石层防渗帷幕灌浆施工技术研究

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Application of sand and gravel cushion reinforced composites in the projects

有一些难看的宝石垫座。加筋复合砂卵石垫层在工程中的应用

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Relationship Between Dry Density of Sand and Gravel Mixture and Frequency of Rolling

砂砾石混合料干密度与碾压遍数的关系研究

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Discussion on sand and gravel layer foundation of concrete faced rockfill dam

砂卵砾石层作为混凝土面板堆石坝坝基探讨

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Engineering characteristics of sand and gravel bedding material and concerns in construction

砂石垫层料的工程特性及施工中应注意的问题

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Pondering over Diamond Bit Designing and Producing for Sand and Gravel Strata

砂卵石层孕镶金刚石钻头设计与制造的思考

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Concrete is composed of cement, sand and gravel mixed with water.

混凝土由水泥 、 砂、石子与水掺和而构成.

《用法词典》

Drilling and sampling for big aperture air down-hole hammer in sand and gravel layer

砂卵石层大口径空气潜孔锤钻进与取样技术

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At present, the sand and gravel ship of the Yangtze River in Chongqing section amounts to 286, which has made a significant contribution to towns, transport and other infrastructure projects, but also has posed a great challenge to Water Traffic Safety.

目前，长江干线重庆段共有砂石船舶286艘，这些砂石船在为城镇、交通和其他工程项目基础建设作出重大贡献的同时，也给水上交通安全带来了极大的挑战。

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Mixing Design of Cement Steady Sand and Gravel Mixture

紧密嵌挤骨架密实型水泥稳定砂砾混合料配合比设计

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Application and Study of High Pressure Jet Grouting in Consolidated Sand and Gravel Foundation

高压喷射灌浆在加固砂砾石地基中的应用与研究

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Analysis on Stability of Seepage of Sand and Gravel In Confluence Area of Two Rivers

两河流交汇带砂砾卵石渗透稳定分析研究

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Material Dissolution and Engineering Application of Cement Sand and Gravel ( CSG) Dam

胶凝砂砾石坝材料的渗透溶蚀研究及工程应用

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A strong hard building material composed of sand and gravel and cement and water.

用沙子、沙砾、水泥和水制成的高强度建筑材料。

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Settlement calculation of sand and gravel foundation soils in the soft ground region

软土地区砂石垫层地基的沉降计算

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Practice of consolidation grouting by machine pipe-driving in sand and gravel

砂卵石层机械打管固结灌浆工程实践

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