温度曲线

The viscosities of tellurite glasses containing different alkali metals were studied, and the curves were fitting by Levenberg-Marquardt method.

研究了不同碱金属离子的碲酸盐玻璃在较低温度范围内的粘度曲线，并采用麦夸特优化算法对曲线进行拟合。

Series can achieve triple three-curve temperature control.

2404（08）（16），2604都是自动适应带阀的控制或碳势控制的高精度温度控制器带组程序，其中2604可实现三回三曲线温控，27系列能显示工艺曲线功能覆盖26以下。

Influences of several factors on the image quality of the poststack migration are further investigated, including interstation spacing, noise level of the data, velocity model used in migration, and earthquake distribution (incident direction of source fields).

首先，考虑盐的浓度的影响，建立了天然气含有甲烷和丙烷两种组分的水合物形成的相变曲线，即温度和压力关系曲线，同时也建立了甲烷和丙烷两种组分天然气溶解度的加权关系。

Based on a lot of experiments, it shows the distinct error between classical theory curve which express the relation of cell diameter, cell density and foam tensile strength , tensibility tensile product and re-spring degree and experiment curve. It also can＇t explain the relation of hole degree , area of cell wall with above four mechanics parameter. But the sub-cluster scale theory was demonstrated successfully to explain the relation of cell structure and foam mechanics property on different mold temperature, mold pressure, mold period and different chemical blowing agent, blowing activator content.

通过大量的实验结果理论分析表明：以往的经典理论存在着很多不足之处，它不能有效地解释孔径、泡孔密度与抗拉强度、断裂伸长率、断裂功、及回弹率之间的理论曲线与实验曲线之间的偏差，也不能解释空隙度、泡孔壁厚与上面四者之间的关系，而群子标度理论则成功地论证了在不同模压温度、模压压力、模压时间及不同用量发泡剂、发泡促进剂条件下泡体力学性能与结构之间的相关性。

S the cold worked specimen aged at 400 and 480℃ two peaks were ob- served on the resistivity plot and X-ray relative intensities vs time curve,while two plateaus were found on the thermoelectromotive force curve.

u-Pd-Cr 合金在不同温度退火后室温电阻率增加，在450和850℃达到极大，冷加工时则又减小，硬态试样经400和480℃时效后，电阻率和 X 射线相对强度随时间变化曲线出现两个峰，而在自配热电势曲线上则是两个阶梯。

Arc plume emis— sion spectrum which fits the Planck blackbody radiation function by assuming T=4 350 K shows Swan band system of C2.The arc plasma temperature is about 4 300~4 400K,and the error is about 100K.

放电过程中的电弧等离子体光谱测试表明其中主要有C2分子的发射峰，光谱分布曲线与普朗克黑体辐射曲线中T=4 350 K的分布情况吻合，确定放电电弧等离子体温度约4 300~4 400k，测量误差约100 K。

Temperature field of cross section, full curve under fire and related factors of them are analyzed.

5对轻钢-混凝土组合梁的抗火性能进行了研究：分析了截面的温度场及其影响参数；计算了构件的抗火全过程曲线，并分析了截面参数对全过程曲线的影响；采用抗力折减系数的方法研究了轻钢-混凝土组合梁承载力随受火时间的变化，并分析了各参数对抗力折减系数的影响

Kinetic research of minerals has been a very important area in the research of geology. In this research, three kinetic methods ─ Master Curve Model, Ozawa method and Avrami Equation method ─ have been used to analyze and predict the thermal decomposition reactions of five evaporite minerals.

矿物的反应动力学在地质学领域中是相当受重视的研究课题，本研究中采用主导曲线模型、等反应量法以及Avrami Equation等三种动力学方法分析蒸发岩矿物的热分解反应，并尝试拟合出各反应之主导曲线以描述其反应过程之温度、时间与反应历程。

We also measured the changes of TMR versus voltages, I-V curves, and the relationship between resistance and temperature. Considering all the results, we draw the conclusion that 4nm is the optimal thickness of Al2O3 to fabricate Co/Al2O3/FeNi tunneling junction under our conditions.

测量了隧道结的TMR随外加电压的变化、伏安特性曲线、电阻随温度的变化曲线，综合所有因素，在文中制备条件下，Al2O3厚度为4nm时，隧道结性能最好。

After diagnosing the energy-used of the heat exchanger networks of optimization, hot-cold curves and grand curves were obtained. The results indicates that pinch temperature is improved, utility quantity is much reduced, and final temperature of the preheated crude oil is increased, which proves the optimal heat exchanger networks are the most optimal ones tosome extent.

对优化后的换热网络进行用能分析，做出了过程的组合曲线和总组合曲线，结果发现夹点温度有所提高，冷热公用工程用量降低了很多，原油预热终温提高了，证明优化后的换热网络在一定程度上达到了最优。

I urge any American living outside the country to get an early start checking his/her registration and receiving an absentee ballot, because it can take a while.

我奉劝身在国外的所有美国人早点着手核对登记表，并接收缺席选举人票，因为这得花点时间。

He is too young to join the army.

他太年轻了，还不能参军。