psephite是什么意思

用法例句

Based on engineering performance of foundation nearby dam culvert monitoring section, gravel soil, and anti—seepage slot of"500"reservoir, the monitoring data of dam body seepage were analyzed, then the velocity and stable seepage were calculated.

本文从"500"水库中坝涵洞附近监测断面的地基、换填砾质土、截渗槽的工程特性和土料特性出发,主要对坝体基础部位渗流监测成果进行了详细分析,然后对这些部位进行了渗流速度和渗透稳定性计算分析。

With the large-scale triaxial apparatus,triaxial tests of gravel soil for a 300m high embankment dam were carried out;the highest confining pressure is to 5 MPa.

使用高压大型三轴仪,对某300 m级土石坝的砾质土心墙料进行了最高围压5 MPa的三轴试验。

The earth dam of Houlonghe reservoir are built with gravelly coarse sand bed as dam base, and artificially filled in gravelly coarse sand as upstream and downstream sanded shell with loose structure, which cannot meet the needs of earthquake-resistance.

后龙河水库坝基为砾质粗砂层,上、下游砂壳为人工堆填的砾质粗砂,结构松散,多数不满足抗震要求。

Tensile strength tests were performed on three compacted soil specimens,one being the clay with relatively high plasticity,and the others being the gravel clay.

对3种不同土料的击实试样进行了抗拉强度试验,其中,1种土料为塑性相对较高的黏土,另2种为砾质黏土。

Application of gravelly soil to the impervious core of the dam for Xijinghe Reservoir;

砾质土料在西静河水库大坝防渗心墙中的应用

Study on gravelly soil as impermeable material of earth dam;

砾质土做为土石坝防渗体的研究

Nowadays weathered material or gravelly soil or admixture has been used in making impervious cores of earth-rockfill dams in addition to clay soil.

土石坝的防渗体已从过去单一的粘性土发展至今的风化料、砾质土、掺和料。

Lots of gravel Gobi have distributed on the edge of alluvial fan of north and south facing slope in Xinjiang.

新疆天山南北坡冲积扇扇缘分布着大量的砾质戈壁,保水保肥性极差,常规造林成活率、保存率低,灌溉投入高,采用保水剂蘸根、坑施,对提高造林成活率起到了积极作用。