老化

The container is equipped with anti-puffing pressure vent valve, anti-aging overhead nitrogen valve, thermometer, volumeter, asphalt sensing valve, reserved charge hole interface flange, high-level and super-high level alarm interface flange, flange at prepared mixer hole and flange at output asphalt discharge hole.

配备防冒液呼吸阀、防老化顶置充氮阀、温度表、容量计、沥青检测阀，并预留进料口接口法兰、高位及高高位报警接口法兰、搅拌器预留孔法兰和输出沥青的卸料口法兰。

It's equipped with asphalt overflow pipe, anti-liquid overflow breather valve, anti-aging overhead nitrogen charging valve, temperature inductor, thermometer, volumeter and fast discharge valve and coupling used to output asphalt.

配备沥青溢流管、防冒液呼吸阀、防老化顶置充氮阀、温度感应器、、温度计、容量计和输出沥青的快速卸料阀及接耦。

The model is used to simulate data of stress relaxation coefficient and compression set rate of two types of vulcanites with the changing of the time, and the results show that this model can give good description of degradation property of stress relaxation and compression set of vulcanite.

结果表明，该模型可以对硫化胶的应力松弛和压缩永久变形性能的老化给出很好的描述。

Starting with the fractional viscoelastic theory, a binary mathematical model is put forward to describe the degradation rule of properties of stress relaxation and compression set of vulcanite during the thermo-oxidative aging by means of Fox-H function.

从分数阶粘弹理论出发，利用Fox-H函数提出了描述硫化胶在热氧老化时应力松弛和压缩永久变形性能变化规律的一个二元数学模型。

The effect of liquid isoprene rubber on properties of NR/BR compound,physical properties and thermal air aging property of its vulcanizate was investigated and compared to that of aromatic oil.

以液体聚异戊二烯橡胶为反应型增塑剂，研究LIR对NR/BR混炼胶性能、硫化胶物理性能和耐热空气老化性能的影响，并与添加芳烃油的NR/BR并用胶进行对比。

The tensile strength, tear strength and aging resistance of FVBR vulcanizate were similar to those of solution-polymerized butadiene-styrene rubber.

FVBR硫化胶的拉伸强度、衡裂强度以及耐热老化性能等与SSBR相当。

The paper summarizes the degradation rule of physical mechanical property of vulcanizate during the period of heat ageing, which involves the relationship between the property, variakble tempreture and time.

文中综述了近三十年关于橡胶在热氧老化下物理机械性能变质规律的认识和掌握，包括性能变化与时间关系，性能变化与温度关系及它同时与时间和温度关系的研究，以及表示这些关系的各种数学模型。

The paper studies the degradation rule of physical mechanical property of vulcanizate during the period of heat ageing, which involves the relationship between the property, variable temperature and time. The analytic expressions for the frictional temperature rise of the interface were presented according to the theory of heat conduction of solid when a tire slides of rolls along the road.

本课题针对影响汽车轮胎橡胶机械性能的温度老化模型进行了一定深度的理论研究，并进一步研究轮胎的在滑动、滚动时的温度场的数学模型，在理论上论证了温度、压力是影响轮胎行使安全性能的重要因素，并以其作为最终的监测对象。

The results showed that the coating had a good capability when the polyester resin and DN-90 vulcanize additive were choosed. Its climate-retardancy reached for 2000hs,the wear data decreased to 0.038g,anti-temperature change was up to 20 cycle grade.

结果表明当选用某聚酯树脂C为基料、DN－90为固化剂时，制得的聚氨酯涂料耐人工加速老化时间可达2000小时，涂膜磨耗量可降至0.038克，耐温变20个周期后，检测结果合格。

The company has from the day, the United States, Britain, France and other countries and the Taiwan region, including the introduction of K5Mark5 mixer, vacuum vulcanizer, ozone aging me, MTS dynamic and static stiffness device, measurement test system, sulfide Miriam, three-dimensional machining center, PRO / E and CAD / CAM systems, processing, testing equipment, the assembly level and production capacity ranks the forefront of the domestic industry to reach international advanced level.

公司先后从日、美、英、法等国家和台湾地区引进了包括K5Mark5密炼机、真空硫化机、臭氧老化箱、MTS动静刚度仪、度量试验系统、硫化仪、三维加工中心、PRO/E及CAD/CAM系统在内的加工、检测设备，其装配水平和生产能力均居国内同行业前列，达到国际先进水平。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。