查询词典 asphalt cement

Traffic loading and temperature variety are two main factors to induce reflective cracking of asphalt overlay on old cement concrete pavement.

交通荷载及温度变化是引起旧水泥混凝土路面沥青加铺层反射裂缝的两大因素。

Venue requirements: flat cement, asphalt, such as the ground can be carried out without too much demand is carried out it ideal for outdoor sports.

场地要求：平坦水泥，沥青等地面均可以开展，无过高要求，是非常适合户外开展的体育项目。

The effect of the stiffness and the damping of the cement asphalt mortar on the vertical dynamic responses of the system was analyzed.

计算结果表明，合理的CA砂浆刚度为1.0~1.5 GPa/m，尽量采用大阻尼的CA砂浆垫层将有利于降低轨道板的振动。

Based on the rehabilitation of Boai 1st Road in Zhongshan, this paper tells the key points of asphalt overlay on old cement concrete pavement.

结合博爱一路旧路的改造实践，叙述了旧水泥混凝土路面沥青革面的关键。

Excavated or modified form of pressure stabilized after crack hit paved surface of asphalt concrete or cement concrete surface.

改造方式包括挖除或砸裂压稳之后铺筑沥青混凝土面层或水泥混凝土面层。

A study was made of the mechanical properties of ordinary Portland cement modified asphalt emulsion concrete,including compressive strength and compressive modulus,flexural strength and flexural modulus.

研究了不同水泥用量对乳化沥青混凝土的抗压强度和抗压回弹模量、抗折强度和抗折回弹模量等力学参数的影响。

According to the analysis theory of spatial vibration of high-speed train and slab track system, the effect of voided slab induced by deteriorations of cement asphalt mortar layer, such as felt invalidation, dehiscence, embrittlement and cataclasm, etc, on vibration responses of the slab track was studied.

摘 要：基于高速列车-板式轨道系统空间振动分析理论，研究板式轨道水泥沥青砂浆填充层的劣化(如脱层、开裂、脆化与碎裂等)引起的轨道板悬空现象对板式轨道振动响应的影响。

An import and export tax Chapter 25 desalination, cement and all other non-metallic minerals, coal, natural gas, paraffin, asphalt, silicon, arsenic, stone material, non-ferrous metals and scrap and other metal ceramics; 25 kinds of pesticides and intermediates, some finished leather, lead-acid batteries, mercury oxide batteries, etc.; fine goat wool, charcoal, crosstie, cork products, some primary wood products such as the abolition of export tax rebate policy.

一个进口和出口税第25章海水淡化，水泥及其他非金属矿物，煤炭，天然气，石蜡，沥青，硅，砷，石材，有色金属及废料等金属陶瓷，25种农药及中间体，部分成品革，铅酸蓄电池，氧化汞电池等；细山羊毛，木炭，枕木，软木制品，部分木材初级制品如出口退税政策取消。

Scanning electron micro-scope was also used to observe the microstructures of asphalt emulsion mastic and interface structure of the mixture with and without cement addition.

使用扫描电镜观察了掺水泥前后乳化沥青胶浆及胶浆与集料界面微观结构的变化。

This paper studies the influence of cement and hydrated lime on performance of asphalt mortar .

研究掺加水泥和消石灰对沥青胶浆性能的影响。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。