土的例句大全

Influence of experiment condition on air entrained concrete

试验条件对引气混凝土性能的影响研究

Photo credit: Bhushan Kotakar 10 、 Hattian Civilization The Hattians were a civilization which inhabited the area of present-day Anatolia, Turkey from the 26th century to around the 18th century B.C. Believed to be the earliest urban settlers of the area, their existence can be traced to 24th-century Akkadian cuneiform tablets.

图片引自：Bhushan Kotakar赫蒂文明赫蒂文明位于今土耳其安纳托利亚地区，存在于公元前26世纪至约18世纪。他们是该地区最早的城市居民，其存在的证据可追溯至公元前24世纪的阿卡德楔形文字石碑中。

Ground source heat pump is an energy-saving aircondition system of green environmental protection, which has been promoted to utilize in China.

土壤源热泵是一种绿色环保节能的空调系统，在中国已经开始进入高速推广使用阶段。

The soft ground has characteristics such as rich natural water content, big air space ratio, high compressibility, low shearing strength and so on.

软土地基具有天然含水量大、空隙比大、压缩性高、抗剪强度低等特点。

Effect of Permeability of Concrete and Air Entrainment on Durability of Concrete

混凝土渗透性及引气作用对耐久性的影响

Air Entrainment and Its Influence on Concrete Properties

引气作用及其对混凝土性能的影响

The characteristics of air entraining cement bricks and the factors which affect the quality of the wall are described, and the methods and measures of quality control in the construction are also presented in the paper.

文章论述了加气混凝土砌块的特点以及对墙面质量的影响因素，介绍了在施工中做好质量控制的方法和措施。

Test on compound concrete of Three Gorges Project with high efficiency water reducing agent and air entraining admixture

三峡工程混凝土掺高效减水剂与引气剂复合试验研究

The reasons that air entraining admixture is not widely used in China are discussed in brief and the influence of air entraining admixture on every property of concrete is described.

简要论述了我国引气剂不被广泛应用的原因，阐述了引气剂对混凝土各项性能的影响。

Performances of permeability resistant, corrosion resistant as well as compressive strength of the concrete mixed with water reducing agent ( G), air entraining admixture ( Y) and micro aggregate ( H)( GYH concrete) were studied by experimental detecting.

通过实验检测了减水剂（G）、引气剂（Y）、微细集料（H）复合添加配制的混凝土的抗渗、抗蚀及部分强度性能。

Experimental Research on Air Entrained Concrete Used in Seepage Control Works of Canal

引气混凝土用于渠道防渗工程的试验研究

Theoretical Research on the Influence of the Air Content on the Friction Coefficient of Concrete

引气量对混凝土摩擦系数影响规律的理论探讨

Supporting theory: Agrology theory, ground rent theory, locality theory, productivity theory and ecosystem economics theory.

支撑理论：研究了土壤学理论、地租地价理论、区位理论、生产力理论和生态经济学理论及其在农用地定级估价中的作用。

Studies on the Soil Improvement and Agropyron elongatum Plantation by Using Salt Water

利用咸水种植高冰草及改良土壤研究初报

But Ce showed positive anomaly, the average value of δ Ce was 1.48, which was distinctly higher than that of Chinese soils.

而Ce表现出明显的正异常，δCe平均值为1.48，明显高于中国土壤平均值。

According to the analyses of forming causation of air bladder and sand grain at concrete surface of railroad bridge, this paper studies it from five aspects of bridge prefabricate craftwork, and puts forward relevant prevention technique measure.

通过对铁路桥梁混凝土表面气泡和砂纹形成原因的分析，从桥梁预制工艺5个方面进行试验研究，并提出了相应的防治技术措施。

Prevention Measure Of Air Bladder And Sand Grain At Concrete Surface Of Railroad Bridge

铁路桥梁混凝土表面气泡和砂纹的防治措施

Research on Power Optimization of the Walking Wheel Air Cushion Vehicle on Soft Ground

松软土壤上步行轮式气垫车功率优化的研究

Air entrained concrete pavement and its construction peculiarity

引气混凝土路面及其施工特点

The ventilation duct caliber has to the embankment temperature field affects greatly, the caliber is bigger, the air draft convection effect is more obvious, to protects the frozen earth embankment to be more advantageous;

通风管管径对路基温度场有较大影响，管径越大，空气通风对流效果越明显，对保护冻土路基越有利；