耐久性

Switch can be adjusted back up hand-held point of view (maximum 80 degrees) and leg drop angle (100 degrees);◆ foot bed lowest point from the ground 130mm, the highest point of the bed from the ground 680mm; also elevated bed of different heights;◆ bed in back with plexiglass plate, the user can seat on the bed for X-ray;◆ aluminum fence, can also choose to use push-pull PP flip rail or fence;◆ lift back, the waist angle of tilt, to prevent the sliding body;◆ by about 2 degrees of seat angle;◆ foot can be bent 100 degrees and can easily get out of bed from the bed and sat up and on;◆ foot horizontal position may rise higher than the height of 120mm;◆ with quiet casters with brakes and can be locked and lifted;◆ durability, operational quality, improved operating performance moving bed;◆ equipped with ABS headboard can be instantly demolished;◆ electric device of high quality fully enclosed permanent magnet DC control system;◆ low noise, high safety, long life;◆ new materials with polyester fiber mattresses;◆ can also choose to use low-rebound double-foam mattress or mattress waterproof material;◆ has good air permeability and durability.

可用手持开关任意调节背部上升角度（最大80度）和腿部下降角度（最大100 度）；◆脚部床面最低处离地面130mm，床面最高处离地面680mm；还可升高床面不同高度；◆床体背部采用有机玻璃板，使用者可以座在床上进行X光检查；◆采用铝合金护栏，还可选择采用PP翻动护栏或推拉式护栏；◆抬升背部时，腰部有一定角度的倾斜，为防止身体的滑动；◆采用了约2度的座角；◆足部可以100度弯曲，能够很方便从床上坐起和上下床；◆足部可上升高度比水平位置高120mm；◆采用静音带刹车的万向脚轮，并能进行锁定和解除；◆耐久性、操作性优良，提高了病床搬运的作业性能；◆配有ABS床头板可瞬间拆卸；◆电动装置采用优质永磁直流全封闭式控制系统；◆噪音低、安全性高、使用寿命长；◆配有聚脂纤维新材料床垫；◆还可选择采用低反弹的双层海绵床垫或防水材料床垫；◆具有良好的透气性和耐用性。

Especially for the of concrete frame structure building and steel frame structure building without traditional brittle filler wall, using steel-mesh-cement-mortar plastering as inter insulating layer connected with the main structure to forming flexible composite wall can meet the requirement of saving 65% of energy for wall in the cold region and ensure the safety of the device installed on the opening to shield sunshine and facilitate its installation.

聚酯薄膜和聚丙烯酸酯乳液都是耐久性非常好的材料，可达到40年有效防腐期，有希望达到50年的有效防腐期，远远高于现在的钢材防腐蚀涂层十几年的寿命，在粘接强度满足使用要求条件下，及提高混凝土构件的柔性，对社会的可持续发展具有重要意义。

Dressing floor, 700 years ago, in the earthquake-prone areas, earthquake and wind several times rain erosion, still stands erect, the earthquake resistance and durability has a very important research value.

梳妆楼距今700多年，处于地震多发地带，历经多次地震和风吹雨蚀，依旧巍然挺立，其抗震性和耐久性有着非常重要的研究价值。

So the thesis bring out practical significance in improving the durability and service life of long span continuous rigid frame bridge.

通过本课题研究，在提高我国现有桥梁的耐久性和正常使用寿命，以及增长桥梁工程的投资效益具有较强的实际意义。

A comparison test is conducted on SAE No.2 standard test machine to study friction performance,durability,power increment as well as continuous slippage between paper-base friction materials and powder metallurgy friction materials.

利用SAENo2标准试验机对纸基摩擦材料与粉末冶金摩擦材料进行了摩擦性能、耐久性、能量递增以及连续滑动的对比试验。

Finally, we have studied aging of Fruit Raising Pouch and probed whether replacing partly carbon black with lignin will influence the endurance of the Fruit Raising Pouch or not.

最后进行了水果生理保护纸的老化研究，粗略探讨一下用木素部分代替炭黑是否会影响纸的耐久性。

Analyses the problems of the investment, efficiency and endurance of using the domestic gas fuel cell in practice....

分析了家用燃料电池实用化过程中面临的成本、效率、耐久性等问题，提出了发展我国家用燃料电池的构想。

Gas diffusivity in concrete is an important factor for researching concrete carbonation and reinforcement corrosion.

一般大气环境下，影响混凝土结构耐久性的主要因素是混凝土碳化引起的钢筋锈蚀。

In this Standard, the setting levels for reliability are raised; the contents of high strength concrete are amended; the Grade III steel bar, high strength steel wire and strand are defined as the main stress-undertaking steel bar; the contents of structural analysis and durability design are added and the measures for concrete crack restriction are amended.

混凝土结构设计规范》提高了可靠度的设置水平，补充了高强混凝土，确定了Ⅲ级钢筋及高强钢丝、钢铰线为主导受力钢筋，增加了结构分析及耐久性设计的内容，补充了限制混凝土裂缝的措施。修订后的《混凝土结构设计规范》对保证工程质量，促进技术进步，实现与国际接轨等方面有了重大进展，达到了国际先进水平。主编：李明顺徐有邻

Ground fly ash and silica fume which have great positive influence on GRC's long-term durability are important factors to improve the flexural and compressive strength in the later stage and among them the silica fume has greater contribution.

而使用活性掺合料改善用普通硅酸盐水泥做基体的GRC耐久性时，又会带来GRC的早期强度过低及脱模时间过长的问题。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。