查询词典 gravel

I learned more about how the dredge barges scooped up and sifted the gravel, laying a corrugated berm of rocks and gravel behind.

我学到更多关于如何疏通驳船和仔细挖掘出的砂石，奠定了波纹护堤的岩石和砾石后面。

The soil is dominated by gravel, and the vineyard is composed by gravel and clay facing Gironde River is the best vineyard in Margaux.

玛歌的葡萄园以砂砾土壤为主，朝向吉隆河的砂砾土和黏土混合坡地是玛歌最好的一块地。

It was concluded that:① soil deflation rates, at any certion wind velocity, decreased exponentially with the increase of G d ;② the effects of gravel mulch restraining soil deflation under 5 experinced gravel spread patters, at a certain G d , follow a order of Parallel strip spread

在一定的风力条件下，吹蚀速率随砾石覆盖密度的增加呈现指数递减变化；在一定的铺压密度下，不同铺压方式表现出不同的吹蚀抑制效应，从小到大依次是：平行条带铺压＜簇状铺压＜斜交条带铺压＜垂直条带铺压＜随机铺压。

Natural sand and gravel is plentiful in our country, but in most time it is used in sub-base. In order to make use of the resource and control the cost, The paper introduced lime-ash fly stabilized sand and gravel and cement stabilized sand and gravel which are used in base of second road asphalt pavement.

我国天然砂砾蕴藏丰富，但多用于底基层和垫层，为充分利用资源、控制成本，本文对天然砂砾在二级公路沥青路面二灰砂砾和水泥稳定砂砾基层的应用进行了研究。

Stone gravel desert was particularly prevalent in the desert between Jammu and mainly distributed in the Libyan Desert Rock, the Atlas mountains, the Piedmont Xishan, and other alluvial fan areas, such as tibbesiti gravel desert, Carrancho gravel desert, covered map Cypriot gravel desert, and so on.

砾漠多见于石漠与沙漠之间，主要分布在利比亚沙漠的石质地区、阿特拉斯山、库西山等山前冲积扇地带，如提贝斯提砾漠、卡兰舒砾漠、盖图塞砾漠等。

Focus on those vocals — the way Jackson counts it in with a boyish "one, two, three, four," the way he glides from verse to verse with breathless, effortless phrasing, the lean-yet-heavy falsetto, the hint of gravel is the verses, the soaring choruses — it's all there, untarnished by time or tabloids. And it's all wonderful.

请专注于他的发音----Jackson用孩子气的声音数"一，二，三，四"的方式，他毫不费力的无换气声息的滑动般诠释歌词的方式，那lean-yet-heavy的假音，the hint of gravel is the verses，那高扬的合声，----这所有的一切，没有因时间的流逝或花边新闻而失去光泽，都是那么无与伦比。

According to petrographic facies test, gravel sample mainly consists of quartz, albite, dolomite, and minor biotite; and sand sample is mainly made up of quartz and albite. As an important ASR active mineral, chalcedonite exists in fractures of dolomite and in matrix of cherty limestone. In rapid mortar bar test, expansion of sand, small gravel and middle gravel at 14 day are less than 0.1%, but keep increasing in long term.

岩相法检测显示卵石样品主要由石英、钠长石及白云石和少量云母类矿物组成，砂样品主要由石英、钠长石等矿物组成，重要的碱活性物质玉髓主要出现在白云岩裂隙和硅质灰岩的基质中；&砂浆棒快速法&检测结果显示砂、小石、中石样品14天的膨胀率均不超过0.1％，为非碱－硅酸反应活性骨料，但卵石样品仍具有一定的碱活性，且后期膨胀率一直持续增长。

The results show that these gravel silty clays distributed at the range between the rock slope with an altitude lower than 190m and the rock platform with an altitude about 140-150m are formed from sliding; and that those gravel silty clays distributed above 190m of the rock surface are residual, colluvial and talus deposits; and that the gravel sand layer located along Zhuxi River is a kind of alluvial deposit.

研究结果表明：分布在基岩面高程190m以下的斜坡与基岩面高程140~150m平台上的粉质黏土夹碎石土层是由滑坡作用形成的；分布在基岩面高程190m以上的粉质黏土夹碎石土层是由崩积、残积及坡积作用形成的；卵石砂土层是苎溪河的冲积作用形成的。

China's "Highway Engineering Technical Standards" will be divided into high-level road according to technical quality, sub-senior, middle and low-level four kinds, all kinds of road surface types are as follows: Senior Pavement - asphalt concrete pavement, cement concrete pavement, plant mix asphalt crushed stone pavement, stone pavement of rocks or neat; second high-level road surface - asphalt penetration-style pieces, gravel road, asphalt road debris, gravel road, asphalt road surface, Treatment, semi-neat stone pavement; middle road - broken, gravel (size distribution, or clay-bound) road surface, irregular stone pavement, other granular surface; low road - aggregates stabilized soil surface, and other local materials, reinforcement or improvement of soil surface.

中国《公路工程技术标准》将路面按技术品质分为高级、次高级、中级和低级四种，各种路面的面层类型如下：高级路面——沥青混凝土路面，水泥混凝土路面，厂拌沥青碎石路面，整齐石块或条石路面；次高级路面——沥青贯入式碎、砾石路面，路拌沥青碎、砾石路面，沥青表面处治路面，半整齐石块路面；中级路面——碎、砾石路面，不整齐石块路面，其他粒料路面；低级路面——粒料加固土路面，其他当地材料加固或改善土路面。

Thirdly, on the basis of the productivity model of ideal wells , we comprehensively consider the additional pressure caused by different completion methods and establish four structures of multilateral horizontal wells in 8 different completion methods of the actual open hole completion, slotted liner completion,slotted liner completion with external casing packer, open hole downhole gravel pack completion, openhole prepacked gravel liner completion, casing perforated completion, inside casing gravel pack completion, inside casing prepacked gravel liner completion.

在理想井产能模型的基础上，综合考虑不同完井方式所造成的附加压力损失，建立了这四种分支水平井结构在实际裸眼完井、割缝衬管完井、带ECP的割缝衬管完井、裸眼井下砾石充填完井、裸眼预充填砾石筛管完井、射孔完井、套管内井下砾石充填完井、套管内预充填砾石筛管完井等8种不同完井方式下的产能模型。

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。