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Fig.7. Variation of bulk density as a function of soil depth.

图七。总体密度随土层深度之变化。

The illuminance in row of cold type wheat "Shaan 229" in row is 0.5~7.0 klx lower than that of warm type wheat "NR9405" in during milk-filling and burliness stage, the water-vapour pressure and the relative humidity are 30~l80Pa and 1%~10%higher than those of "NR9405", also the air temperature and soil temperature are higher while the upgrowth delay.

结果表明,在一定范围内,与暖型小麦"NR9405"相比,冷型小麦"陕229"灌浆结实期间的株间气温偏低0.5~2.3℃,0~0.2m土层温度偏低0.3~4.0℃,株间水汽压和相对湿度分别偏高 30~180 Pa和1%~10%,株间光照度偏小0.52~7.08 klx,且株间气温差及土壤温差随生育期推迟增大。

This paper analyses the stability of subgrade embankment during construction and after completion on sloped weak ground using limit equilibrium theory.

为正确评价国家重点建设工程渝怀铁路斜坡软弱地基填方工程的稳定性,按照极限平衡法的基本理论,运用 Bishop法、Janbu法及 Ordinary法等,分析了在斜坡软弱地基上填筑路堤时其稳定性受断面参数,如地层坡度、软弱土层厚度、路堤高度而变化的影响趋势。

Van Huissteden's research in the tundra of northeast Siberian, conducted in cooperation with the Yakut institute of Biology, shows that the floodplains of arctic lowland rivers are major methane sources, where methane fluxes may be five times as high as in non-flooded tundra bogs.

凡惠斯特丹博士目前正与俄罗斯亚库特生物学院合作,研究西伯利亚东北部的冻土层

The water absorption capacity of Abies fabri is the function of time and soil depth and synchronizes with diurnal and seasonal dynamics of leaf transpiration.

峨眉冷杉林根系吸水量是土层深度和时间的函数,与林木蒸腾的日变化和季节变化规律同步。

Root length density of Abies fabri, whose root system is horizontal, decreased exponentially with increasing of soil depth.

峨眉冷杉属于水平根系树种,其根长密度随土层深度的增加呈指数递减。

The concentrations of CODcr and NH4+ vary from low to high, then from high to low in the process of refuse leaching, that is to say that there are three phases which are aerobian decomposition, facultative aerobian and anaerobian decomposition;(3)The time of landfill reaching to stabilize under the condition of filtration, for landfill of Jinqianpu, is at least 86 years if CODcr is regarded as a index; but is about 98 years when NH4+ as an index;(4)The column leaching experiment simulated is carried on interactivity between leachate and different lithologic characters, water-bearing media of different thickness. Some parameters can be determined by calculation, such as, the retained factor and hydro-chemical transportation rate of pollutants in suspended media, which quantitatively analyse the suspended soil capability of components purification and the pollution scope of water bearing media.

垃圾淋滤过程中和经历了一个由低到高、再由高到低的过程,即垃圾填埋过程中经历了好氧分解、兼性好氧分解及完全厌氧分解等三个阶段;(3)垃圾组分在淋滤条件下分解达到稳定的时间,对于金钱堡垃圾填埋场,若以作为考核指标,填埋场达到稳定化时间至少需要86年;若以作为考核指标,则填埋场达到稳定化至少需98年的时间;(4)对垃圾浸泡液与不同岩性、不同厚度含水层介质之间的作用进行了土柱淋滤模拟试验,通过计算污染质在包气带介质中运移的阻滞因子和水化学迁移率等参数,定量地描述了包气带土层对污染质的净化能力和污染范围。

According to the characteristic of Qinghai-Tibet Plateau, the paper researches on the bore bottling pile and the change process of surrounding ground temperature, and summarizes the change rule of concrete temperature and ground temperature, which can guide the choosing of antifreezing measure and concrete mixing material temperature.

针对青藏高原的特点,通过对钻孔灌注桩及其周围土层温度变化过程的研究,了解混凝土温度与地基土温度的变化规律,作为选择混凝土防冻措施和混凝土拌和料温度的依据。

Based on the previous manner, the effect of soil parameters such as thickness of supporting course, depth of embedded and pile dimension on vertical bearing behavior of large diameter belled pile in soft substratum are studied.

在此基础上,分别研究持力层厚度、桩端入持力层深度和土层参数的变化以及桩身尺寸的变化对存在软弱下卧层的大直径扩底桩竖向承载性状的影响。

The results show that manually excavated belled piles can increase the bearing capacity of single piles in the compact layer,and that the pile side friction resistance and the effect of the protection wall should not be ignored in the bearing capacity calculation.

试验结果表明:在坚实土层中选用扩底桩可有效提高单桩承载能力;桩侧摩阻力的作用不容忽视;承载力计算时应考虑护壁的厚度。

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推荐网络例句

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失

But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.

但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。