查询词典 temperature difference

The DGCMS plants were complete sterile at the both temperature situations, and there was no pollen sac differentiation and had smaller petals and stamens at the higher temperature situation, but there were 1～4 pollen sacs in each anther and had bigger petals and stamens at the lower temperature situation. The cytological characteristics of the anther development were the same as that of GMS plants in Yi-3AB.

表现质核不育的植株，在高温条件下，花瓣小，表现彻底的pol CMS不育，无花粉囊的分化，在低温条件下，花瓣变大，也表现彻底雄性不育，具有核、质不育的共同特点，每个花药可分化出1～4个花粉囊，但无可育花粉，其雄性败育时期和特点与宜3A相同。

According to continuous improvement of temperature control progress and parametersoptimization.the polymerize temperature was controled at the set temperature±1 oC.

聚合釜温度已基本控制在设定温度±1℃，从而稳定了工艺指标，提高了PVC树脂的质量。

The model of programmed crystallization of SPM was proposed based on the moment transformation of the population considering the agglomeration. The optimal temperature-time curves in a batch crystallizer which maximized the terminal mean size and mean weight size can be determined from the application of the Pontryagin Maximum Principle. The calculated crystallization results heating under optimal temperature were compared with ones under linear or natural heating temperature.

根据第四章所得到的螺旋霉素晶体二次成核和晶体生长和布朗扩散引起的聚集动力学，利用第六章所描述的晶体尺寸分布的各阶矩对时间的一阶导数所构成的自封闭的一阶常微分方程组，采用庞得里亚金极大值原理，以温度为控制变量，在满足某些约束条件下，以最大平均尺寸和最大晶体重量平均尺寸为性能指标，计算出了螺旋霉素间歇结晶的最优温度—时间曲线，并同线性加热和自然方式进行了比较。

The experimental results indicated that these metal oxide catalysts had better catalytic activities to the methylene chloride gas at low concentration, and the catalytic activities increased with the increase of temperature,but decreased with the increase of inlet gas concentration. The CrO3/potsherd catalytic activity was better than V2O5/potsherd, and the CrO3/potsherd catalyst displayed higher activity at the relative low temperature. When the reaction temperature was 320 ℃, the conversion rate could reach 99%, and the result of 100h catalyst stability experiment show that the catalytic activities have good stability.

实验结果表明此类金属氧化物催化剂对低浓度CH2Cl2气体有较好的催化活性，催化剂的活性随温度升高而升高，随入口废气浓度增大而降低，其中CrO3/陶瓷片催化剂的催化活性比V2O5/陶瓷片催化剂的活性好，CrO3/陶瓷片催化剂在较低温度下就表现出较高反应活性，在反应温度320℃时，转化率即达到99%，同时催化剂100h稳定性实验结果表明催化剂活性有很好稳定性，为进一步工业化应用提供理论和实践依据。

The system can automatically supervise changes of temperature and humidity for the grain depot,compare with the preset parameter of temperature and humidity,and drive the correlative power equipment in order to keep temperature and humidity in stated ranges.The CAN bus technology is used in the distant measurement and control system,which improves the reliability of system.

可以利用CAN总线解决这些问题，它是一种面向工业控制的现场总线，集数字通信、智能仪表、微机技术及网络技术于一身，突破了以往"点对点"式的模拟——数字控制的限制，完全实现了对控制系统的分散控制，便于集中管理[1]。

When the temperature is less than 100℃,the pull-out force increased significantly with temperature increasing,and it is impacted greater by expanding rate;When the temperature is between 100℃ and 300℃,the pul...

当温度在100℃内，拉脱力随温度升高显著增大、受胀管率影响较大；当温度在100℃～300℃时，拉脱力随温度升高略有降低，胀管率影响逐步变小。

The principles of contactless infrared measuring temperature with pyroelectricity infrared sensors, the system structure of infrared measurement temperature and its component of signal processing circuits are introduced, its aim is to carry out contactless temperature measurement for a moving body.

摘要介绍了利用热释电红外传感器进行非接触式红外测温的原理、红外测温系统结构和信号处理电路的组成，目的是实现对移动物体的非接触式温度测量。

The free volume cell theory was applied to derivative the formula of activity coefficients of liquid binary solution at arbitrary temperature. The Monte Carlo algorithm was employed to calculate the non-liner equations, then the free volume parameters were directly correlated to the activity coefficients of liquid binary, ternary, quaternary and quinary solutions at arbitrary temperature. The three dimensional diagrams of a-x-T diagrams representing the changes of activity with those of temperature and concentration were plotted.

由自由体积胞腔理论推证了某温度下两组分的活度系数关联式；引入MonteCarlo非线性方程解法，通过无限稀释溶液的实验活度系数数据直接得到自由体积参数和二元系及多元系液态金属溶液在任意温度下全浓度范围内的活度数据，构筑了直观反映活度随温度和浓度变化的a-x-T三维图形。

The FEA for the temperature field in radial tire structure is described,the temperature field distribution in 9 00R20 tire under certain conditions is analysed with the FEA method and the temperature profile and curve of the tire structure are given.

介绍了子午线轮胎结构温度场的有限元分析方法，并分析了 9 0 0R2 0子午线轮胎在特定条件下的温度场分布，给出了轮胎温度场分布图和温度分布曲线。

The use of monitoring and regulation of slot Tsui welding temperature, one by setting the required temperature, unless the re-insert the key card, otherwise, should not change the set temperature.

采用插卡式监测及调节焊咀温度，一经设定所需温度，除非重新插入匙卡，否则不能更改设定温度。

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。