温升

The problem of temperature rise of freight train bearing troubled the company for many years,this thesis provides the reliable test method and theory basis to solve this problem.

本文的工作为解决提速铁路货车轴承温升这一困扰公司多年的问题提供了较为可靠的试验方法和理论依据。

In this thesis, the contact point position between rib and roller was deeply studied and analyzed, it is one of the main reasons of causing temperature rise of freight train bearing.

本文就针对这一要求对引起提速铁路货车轴承温升的主要原因之一：挡边与滚子接触点位置进行了深入细致的分析和研究。

The functional relation between temperature rise and current density on rated operating condition is determined.

通过寿命损耗计算，得出了F级绝缘变压器在Ⅴ级和Ⅵ级负载标准工作制条件下额定运行的温升限值。

New multi—objectives function (including mill stand longitudinal stiffness, distribution coefficient of loaded pressure between rolls, weight of mill stand, rolling power, rolls loaded gap profile changeability of bending force, transverse mill stand stiffness of bending force, transverse mill stand stiffness of rolling load) multi—constraints (including rolls strength, spindle strength, backup roll bearing load, minimum rollable gauge, roll surface temperature rise) rolls system parameters optimization model of four—high cold strip mill is established, and programme for mill structural illustration creation on the platform of AutoCad designs is compiled. With this as basis, rolls system parameters of Yichang thin strip corporation's 1219 cold mill are calculated using SUMT (subsequent unconstrained minimization technology).

本文建立了以板形和板凸度控制特性为目标的四辊轧机多目标函数（包括轧机纵向刚度、辊间压力分布系数、轧机重量、功率、弯辊力对轧机辊缝形状改变能力、对弯辊力的横向刚度、对轧制力的横向刚度）、多约束条件（包括轧辊强度、接轴强度、支承辊轴承负荷、最小可轧厚度、轧辊温升等）的辊系参数优化模型，以此模型为基础，利用惩罚函数法计算了益昌薄板公司1219冷轧机辊系参数，编制了AutoCAD平台下的轧机结构示意图自动图形软件。

This paper presents the application of RCC in Genevan and Wan an projects and shows that it can satisfy all technical requirements of mass concrete.

结合碾压砼在清江隔河岩和万安工程上的应用，本文阐述它可用于大体积砼，且比常规大体积砼水泥用量少、水化热温升低，有利于大面积通仓浇筑、加快施工速度。

Of the Quality Management Dept. has introduced more than 80 specialized testing equipments for various component testing. It has two professional testing labs. The inspecting building covers an area over 1,000㎡, equipped with high/low temperature testing chamber, ultra-low temperature testing chamber, xenon aging testing chamber, dynamic balance tester, RoHS tester, salt fog testing chamber, quadratic element microscope, goniometry meter, temperature rise tester, and relative advanced testing and inspection instruments.

品质管理部IQC课拥有80余种零部件专业测试设备，拥有二个专业试验室（RoHS实验室和盐雾实验室），检验场地建筑面积1000多平方米，拥有高低温试验箱、超低温试验箱、氙灯老化试验箱、动平衡测试仪、RoHS测试仪、盐雾试验箱、二次元显微镜、亲水角测试仪、温升测试仪等先进检验试验设备

Transient pulse test is an efficient nondestructive method of testing electric igniter,and its principle is introduced briefly.

简要介绍了电点火具无损检测方法的原理，针对火箭弹发动机中电点火具的特点，利用电点火具的温升曲线，采用神经网络识别技术，对电点火具的质量进行判别，无损检测判别结果与实际发火试验结果基本一致。

The relationship between the instantaneous value of measured current and the temperature rise was deduced,and the mathematical model of the current transformer was established.

论文中推导了被测电流瞬时值与温升的关系，得到光纤电流互感器的数学模型，利用这一模型，理论上证明了传感器温度输出能准确跟随电流瞬时幅值的变化，量值上有确定关系，能够用来测量电流瞬时值的绝对值。

But, there are some insurmountability problems in processes of thermoplastics application, for example, they are sensitive to temperature elevation caused by friction heat; their strength, deformation and creep are all affected by temperature.

但是，在实际使用过程中，UHMWPE等热塑性工程塑料的摩擦学性能还存在一些难以克服的不足，最具代表性的问题是对摩擦温升很敏感，其材料强度，变形与蠕变性能都受到温度的影响。

The macro temperature rising velocity of powder sample under the influence of high intensity of pulsating electric current are calculated.

提出了坯料在高密度脉冲电流作用下粉坯微观温升的计算方法。

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％。