查询词典 retaining ring

Our study regarded Pear and Aids Apricot tree which be used to develop afforestation by water-harvesting in Semi-arid Region on Loess Plateaus as experience forest. In the case of water-retaining agent, we study the physical effect of water-retaining agent on soil water shifting balance and water use efficiency through soil-water-atmosphere conium system.

本研究以黄土半干旱区集水造林的杏树和梨树为试验林分，采取以保水剂为中心的综合保水技术，运用土壤—植物—大气连续体理论和土壤物理学理论，系统地研究了保水剂对土壤水分动态及其利用效率的影响，得到如下主要结论： 1。

The invention relates to a composite water retaining agent with low cost and high water absorption and a method for preparing the same, wherein the raw material of the water retaining agent includes 100 parts by weight of acrylic acid, 20-80 parts by weight of attapulgite, 20-80 parts by weight of bentonite, 0.05-1.0 parts by weight of initiator, and 0.05-1.0 parts by weight of crosslinking agent.

本发明涉及一种低成本高吸水复合保水剂及其制备方法。保水剂的原料的重量份数为：丙烯酸100份，凹凸棒土20-80份，膨润土20-80份，引发剂0.05-1.0份，交联剂0.05-1.0份。

Counterfort retaining walls are optimized in the paper, using the optimum program, costs of different counterfort retaining wall parameters were calculated and based on the contrast analysis.

本文对扶壁式挡土墙进行优化计算，利用优化设计程序对不同参数下的截面状态和工程造价进行分析比较。

In order to compute the failure probability of structural systems for stability of gravity retaining walls, firstly, two performance functions against overturning and sliding of gravity retaining walls were established. Then, the first order second moment theory in structural reliability analysis, i.e., the checking point method was introduced to compute the two failure modes respectively, and two corresponding reliability indexes could be obtained.

为了计算重力式挡土墙稳定性的结构体系失效概率，首先分别建立重力式挡土墙结构抗倾覆稳定性和抗滑移稳定性的功能函数，然后引入结构可靠度分析一次二阶矩法中的验算点法分别对两种失效模式进行计算，得出两个相应的可靠度指标。

As a new type of retaining wall in highway engineering,gabion retaining wall is being utilized in more and more engineering projects because of its lower cost,good zoology,wide application scope,flexible distortion,etc.

石笼挡土墙作为一种新型的挡土结构，以其造价低、生态性好、适用范围广、柔性变形好等特点在越来越多的工程中得到了广泛应用。

In light of the first expressway reinforced gabion retaining wall in China, which reinforced earth engineering of Xiangtan to Hengyang express highway section of K124 +300～K124 +895 in Hunan province, the external stability analysis of reinforced gabion retaining wall was analyzed by using the reliability analysis method and the reliability index and failure probability were given with this method. The results show that this method is simple, scientific and reasonable.

介绍了Rosenblueth矩估计方法的基本原理及其在加筋格宾挡墙外部稳定性分析中的应用，提出了加筋格宾挡墙外部稳定性可靠度分析方法，基于Rosenblueth方法开发了相应计算程序，研究了填料粘聚力c、内摩擦角φ、地震力、填土重度、车辆荷载以及加筋间距等重要参数对可靠度指标的影响，结合我国第一座高速公路加筋格宾挡土墙（湖南省湘潭至衡阳西线高速公路第十二合同段K124+300～K124+89段加筋土工程）运用可靠度理论分析其外部稳定性，得到了该挡墙外部稳定可靠性指标和破坏概率。

The purpose of this research is to investigate the stability influence of side slope from the environment before/after road development in mountain area. Suitable side slope protection practices were chosen at that time according to the damage of the collapse. These practices are box gabion, net-paved plant, pilling and railing, and mortar bond, cantilever retaining wall, gravity retaining wall, etc. The ecosystem environment can be protected and maintained continuously by these practices.

本研究之目的在探讨山区道路开辟前、后环境对边坡稳定影响，并依据崩塌损坏情况，以现场环境条件选择适当边坡保护工法，本区以箱型蛇笼、铺网植生、打桩编栅、浆砌块石等各工法成效，以维护动植物生长环境与维持原生物种栖息环境之生态工法，及依据实地现况因地制宜配合，以悬臂式挡土墙、重力式挡土墙等工法确切保护边坡，维护道路通行安全与顺畅。

"This little plastic and rubber self-retaining retractor enables one to do the procedure through a very small incision, without traumatizing the abdominal wall by placing metal self-retaining retractors on the rectus muscles and then pulling them apart with force," explained Dr. Glasser, noting that most postoperative abdominal pain is due to such trauma.

Glasser医师解释指出，这种由塑胶与橡胶所制成的小型牵开器，具有自动固定的功能，藉此可以经由很小的切割口来进行手术；在直肌上，藉由可自动固定的金属牵开器作撑开的动作，可以避免对腹腔壁造成伤害；而一般手术后的腹部疼痛，就是来自手术时对腹腔壁的伤害。

Products include : rubber buffer zone, rubber dividers tun, tagging placed rubber, rubber dividers-wheel positioning devices, rubber retaining Kok, Rubber tiles and miscellaneous pieces of rubber, rubber plate rail, the Railway mats, car Bedding, steering wheel sets, the conical superscript, reflective spike, retaining wall, warning dividers superscript, roadblocks lights. The products all comply with national safety standard.

产品包括：橡胶缓冲带、橡胶分道墩、橡胶道口标注、橡胶分道体、车轮定位器、橡胶护角、橡胶地砖、橡胶杂件、铁路橡胶垫板、铁路道口垫、汽车脚垫、方向盘套、锥形标、反光道钉、护墙角、警示分道标、路障灯等，产品均符合国家安全标准。

It is imperative for gravity retaining wall structure, to design with the reliability method of retaining structures.

本文对重力式挡土墙的可靠度设计方法进行了较系统的阐述，并着重就以下内容进行了分析研究。

"Bird Man's Diary, Butting on the Love Island", Changsha, China

2008年"鸟人日记，顶在爱情岛"，中国长沙

As long as they were in the service of a family of wizards, their magic would remain dormant.

只要他们一天为家庭服务，他们的法力就潜藏不动。