The MASW method used in soil compaction study;
本文旨在寻找测量土壤压实度的新方法。
Soil compaction may limit horizontal root extension.
土壤的紧密度能限制水平根的扩展。
Soil compaction may limit horizontal root extension.
密度能限制水平根的扩展。
Scope: 1, soil compaction, root growth can not be blocked and tillage;
适用范围：1、土壤板结，根系生长受阻又不可翻耕；
The method of treating loess with lime soil compaction pile is economical.
用（灰）土挤密桩处理地基完全可以达到以土治土、节约成本的目的。
Distribution rules of soil compaction effect, caused by pile driving to different diameter piles.
不同桩径的桩体沉桩时引起的挤土效应分布及变化规律。
Aeration porosity is more sensitive than total and capillary porosity to reflect soil compaction degree.
与总孔隙度和毛管孔隙度相比，通气孔隙度在反映土壤压实时更为敏感。
Cone index penetrometer is a special apparatus widely used for assessing soil compaction in agriculture.
圆锥指数仪是农业上用于测量土壤压实度的专用设备。
The only way to break down soil compaction is through traditional moldboard plowing or the use of a subsoiler.
唯一的办法是用传统的犁板耕作或使用深耕铲打散压紧的泥土。
Different diameter piles are simulated. The soil compaction effect of different pile diameter is compared and analyzed.
采用不同桩径模拟桩体，对比分析了不同桩径的桩体挤土效应结果。
In this paper a new type compaction lime soil pile as strong force rammed expansion lime soil compaction pile is introduced.
介绍了一种新型的挤密灰土桩即强力夯扩挤密灰土桩。
In order to control soil compaction effects, a novel measure called 'the disturbed soil wall for stress release' is presented here.
为了控制挤土效应，本文提出了一种新型的防挤土措施一搅动土应力释放沟墙。
The important machinery of the schoolwork soil compaction is the vibroll whose superiority makes it take 90% of the market of road roller.
压实作业的重要机械就是振动压路机，振动压路机的压实的优越性使其占压路机市场的90%的份额。
For guidance of construction and assurance of quality of soil compaction, a study was performed on the test method for the maximum dry density.
为指导施工和控制填土质量，研究了最大干密度试验方法。
Dense degree of soil around lime soil compaction piles in huge thickness and serious collapsibility loess ground is investigated with experiments.
对超厚度强湿陷性黄土地基应用(灰)土挤密桩桩周土体密实度变化规律进行试验研究。
The foundation treatment of compaction pile method is applied in many power plant projects, especially lime-soil compaction-expansion pile method.
挤密桩法地基处理在电力工程中广泛应用，特别是灰土挤密夯扩桩法。
Specialist technical documentation on concrete and soil compaction, laying of paving stones and interlocking block paving, service manuals and videos, etc.
提供有关混凝土路面压实设备和块石碎石路面压实设备的专家级技术资料，用户服务手册和录像资料，等等。
Evaporations from the community having different soil moisture were increasing with increase in the soil compaction, and reached their maximums successively.
不同土壤含水量的群落蒸发，均随土壤紧实度增大而升高。
It has opened a new way to reduce production costs, save energy and time in a great number of constructions of airports, roads and dams which tequire soil compaction.
它为道路、机场和水坝等工程施工中大量压实工作的节能、省时和降低生产成本探索了一种新的途径。
The soil compaction standard should use the compaction apparatus and construction condition al coefficient method, and the compaction degree method is not recommended.
土的压实标准仍应采用南实处击实仪及施工条件系数法，压实度法不可取；
The compaction degree test for road bed plain soil compaction shall be inspected according to stipulations in Standard for Quality Acceptance of Construction GBJ301-88.
路基素土压实的密实度检验按《建筑工程质量检验标准》GBJ301- 88中的规定执行。
Different degrees of soil compaction were caused by frequently human activities in urban forest in recent years, and thus affected forest productivity and soil carbon balance.
近年来城市森林人为活动频繁，对林地土壤造成不同程度的压实，从而影响林分生产力及森林土壤碳平衡。
When moving the soil compaction machine, the stanchions will have lines attached to them so that personnel can safely control their movements during the movement of the equipment.
移动地基处理设备时，支柱上应系挂溜绳，以便人员安全的控制。
If the column is damaged after we need to replace the column and buried the post should be as far as possible the soil compaction, and to ensure that not less than before the pavement.
如果立柱受损后我们需要更换立柱，埋设立柱后应尽量把土压实，并保证不低于之前的路面。
The mechanism of vertical bearing capacity root foundation was analyzed, and the improvement of bearing capacity due to the soil compaction and the bending resistance of roots was discussed.
分析了根式基础的受力机理，探讨了根键的挤土效应及抗弯特性对提高基础承载力的作用。
Beginning with a foundation in basic science and math, a degree in soil science leads the student into a knowledge of soil composition, soil compaction, water table management, and other topics.
该学科的学习是从基础的科学、数学开始，然后将是学习土壤组成，土壤压缩、水域管理和其他相关课程。
Design and inspection of lime-soil and soil compaction pile composite foundation are analyzed according to action principle of lime-soil and soil compaction piles in collapsible loess foundation.
系统地介绍了挤密砂桩加固软弱地基的原理和作用，并结合包西铁路第二标段的实践，阐述了施工中存在的问题及解决办法。
Intelligence: With compaction control and a system that reacts instantly to the behaviour of the soil under dynamic stress.
智能化：带有压实控制系统及一个实时对在动态压实下面的土壤状况进行反应的系统。
Send soil samples to lab for compaction test so as to determine the most reasonable water content ratio to enable on-site control of dry density.
将土样送试验室做击实试验，确定其最优含水率和现场控制干密度。
To ensure subgrade compaction, we must resolve the choice of subgrade soil, moisture control, shop soil thickness control and detection of degree of compaction work.
要保证路基的压实度，必须解决好路基土壤的选择、含水量的控制、铺土厚度的控制和压实度的检测等工作。
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