砂砾

Sand gravel cushion is a kind of ground cushion treatment, it is widely applied because of its low cost.

砂砾石垫层是换填垫层法的一种，由于其比较经济，因此在实际工程中的应用比较广泛。

We have investigated the moisture and salts distribution in cliff at a vertical range of 20 meters by dug a exploratory well on the top of the cliff.

通过在崖顶探井内取样实测，发现莫高窟崖体中水分分布与地层有很大关系，在细粒土中含水率最高达24%，在砂砾中含量基本在2%左右。

An analysis of the accelerograph obtained at the dam site and the earthquake response of the dam is also presented.

根据保护层砂砾料的组成、密度和细料的三轴动力试验成果指出这种料属于易液化料，在地震荷载作用下由于孔隙水压力的升高而使抗剪强度大幅度降低是这次滑坡的主要原因。

These mixed sediments are mainly arenaceous and arenaceous-rudaceous, and include some biogenic frameworks.

它们以砂屑、砂砾屑结构为主并含有生物格架结构。

Lithology of Tertiary oil bearing reservoir in Taibei Sag is mainly fine sandstone and petrological types are mainly lithic arkose and hybrid sandstone.

台北凹陷第三系含油储层岩性以细砂岩为主，岩石学类型以岩屑长石砂岩和混合砂岩为主，含气储层岩性以砂砾岩为主，岩石学类型为岩屑砂砾岩。

Meso-experiment of fine sandstone thermal crack laws;2. Lithology of Tertiary oil bearing reservoir in Taibei Sag is mainly fine sandstone and petrological types are mainly lithic arkose and hybrid sandstone.

台北凹陷第三系含油储层岩性以细砂岩为主，岩石学类型以岩屑长石砂岩和混合砂岩为主，含气储层岩性以砂砾岩为主，岩石学类型为岩屑砂砾岩。

And yes, Apple products are priced atrociously in India, which might explain your grit against it.

是的，苹果产品的价格在印度的残暴，这或许可以解释您的砂砾反对。

While the gravel layer is thick, the occurrence and development of the boiling of sand correspond to the model of hemispheric bottom hole which cheek by jaw with upper clay band; While the gravel layer is relatively thin, the occurrence and development of the boiling of sand correspond to completely penetrating well model.

当砂砾石层较厚时，涌砂的发生、发展符合紧靠上覆粘性土层的半球形井底模型；当砂砾石层相对较薄时，涌砂的发生、发展过程符合完整井模型。

"In sluicing, a slightly sloping wooden trough called a box sluice, or a ditch cut in hard gravel or rock called a ground sluice, is used as a channel along which gold-bearing gravel is carried by a stream of water."

泄水时，使用叫做箱式溜槽的稍倾斜的木制水槽，或是叫做表溜槽的坚硬砂砾或岩石上的沟口，作为携带黄金的砂砾被水流带走的信道。

There are plenty of grits and screes in stratum of Beijing area . Shield machine cutter suffers from high stress grain-abrasion and impact when it constructs subway by shield method .

北京地区地层中含有大量的砂砾和卵石，地铁盾构施工时，盾构机刀具受到砂砾，卵石的冲击和高应力磨粒磨损，进口盾构机刀具的挖掘长度仅为250米左右。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。