查询词典 temperature

Experimental process, to determine the most suitable reaction temperature, the temperature in the most appropriate amount of catalyst to change and to identify the most suitable amount of catalyst, in the amount of catalyst and temperature conditions to determine the types of changes in solvent, and to compare the differences reflect under the conditions of the conversion rate of dimethyl sulfoxide.

实验过程中，先确定最适合的反应温度，在最合适的温度下改变催化剂的用量并确定最合适的催化剂用量，在催化剂的用量和温度确定的条件下改变溶剂的种类，并比较在不同反映条件下的二甲基亚砜的转化率。

By blocking direct sunshine with the sunbonnet against UV and heat energy to prevent the cab temperature from rising（under the same conditions, the room temperature will drop by 15℃,and the seat surface temperature will drop by 30℃）,we can not only protect the car appearance and the interior meters, adornments, equipments and fittings, prevent the car from fading or ageing, and save the driver's time, but also decrease the gas wastage, save energy, and reduce the unit continuous emission of harmful gases in the car, thus to protect our health.

通过太阳帽抵挡骄阳的直接照射有效屏蔽紫外线和热能，控制驾驶室的气温上升（同等条件下的室内温度可下降15℃，座椅表面温度下降30℃），不仅能有效呵护汽车外表、车厢内仪表、饰件、设备及其配件，防止汽车褪色老化，节约司乘人员的宝贵时间，而且能降低油耗，节约能源，减少车内有害气体在单位时间内的持续散发量，捍卫人们的健康。

On the base of these tested results and other experimental data of environment temperature, main factors which affect the temperature distribution are analyzed, the viewpoint that periodical environment temperature can be simplified as a syntonic curve is presented.

在现场试验研究和其它环境温度的大量实测资料的基础上，对影响预应力混凝土构件内部温度分布的主要因素进行分析，提出了周期性变化的环境温度可在数学上简化为一条简谐波曲线。

Results show that there are multi-time scale periodic variations in AOI, the temperature and precipitation in Northwest China with significant syntonic periods of qausi-3 a between AOI and the precipitation, while the multi-time scale correlations between AOI and the temperature are quasi-2 a, 3-5 a and about 8-11 a with the strongest coherency in 8-11 a syntonic period. The influence of AO on temperature is more remarkable than that on precipitation in Northwest China for the interaction of their interdecada1 variation.

结果表明，AOI、西北地区降水和气温变化都存在着不同尺度的周期振荡，西北地区降水与AOI之间存在准3 a尺度的显著共振周期，而AOI与西北地区气温变化的多时间尺度相关表现为准2a、3~5 a和8~11 a左右的显著相关振荡且以8~11 a共振周期的凝聚性最强；AO对西北地区气温变化的影响比对降水的影响更显著，与其年代际尺度的相互作用有关。

Then,the influences of the argon pressure,substrate temperature,sputtering power,and the annealing temperature on the temperature coefficient of resistance for the sensor is studied.

结合工艺与测试实验，系统地分析了氩气压强、衬底温度、溅射功率、退火温度等工艺参数对电阻温度系数的影响规律。

Therefore, compensation for the drift should be given; the main reason for the temperature drift is theoretically analyzed which lies in the temperature coefficient of the coil resistance, and then a new compensation method utilizing non-inductive winding is presented and illustrated in an example; the experimental results show that the sensor obtains good compensation effects under 20-90℃, and the temperature stability reaches 0.7%.

电涡流传感器的温度漂移制约了其测试精度，因此需要给以温度补偿；理论分析出导致传感器温度漂移的主要原因在于线圈电阻的温度系数过大，因此提出采用无感线圈进行补偿的方法，并给出了设计实例；实验表明该方法在20~90℃度范围内补偿效果良好，温度稳定性达到0.7%；该方法简单、有效且成本低，可扩展应用于其他类型电涡流传感器。

A new making process of PTC small sensors is introduced and technological focal points in operations are detailed PTC small sensors (2 mm×2 mm×0 3 mm)with Curie temperature 120 ℃,resistivity at room temperature about 100 ohm·cm, temperature coefficient of resistance above 15%℃-1 ,rate of rise of resistivity ρ max /ρ min above 10 3 and time constant below 2 seconds have been made by use of new technology of isohydraulic formation, chip cut and scratch.

介绍了一种新的微型PTC元件的制造工艺，并对各个工序的技术重点做了详细阐述。作者采用等静压成型和切片、划片新工艺制成2mm×2mm×0.3mm微型PTC元件，其居里温度为120℃，室温电阻率为100Ω·cm，升阻比ρmax／ρmin大于103，电阻温度系数α≥15％℃－1，时间常数小于2s。

Thermal resistor is divided to the reaction of temperature temperature coefficient and negative temperature coefficient.

热敏电阻对温度的反应分正温度系数和负温度系数。

Exploratory study was made on the Guanting reservoir influent treatment by using two-stage BAF at extreme low temperature.The results show that the removal of organics and ammonia nitrogen is seriously inhibited due to low temperature,and the conversion of nitrite into nitrate is no longer a limiting factor of complete nitrification.One possible hypothesis is that the activity of nitrobacter is hi gher than that of nitrosomonas at extreme low temperature.

摘 要：两级曝气生物滤池在极低温度下(1℃以下)处理官厅水库入库水的探索性研究试验结果表明，有机物和氨氮的去除受到了低温的严重抑制，亚硝酸盐转化成硝酸盐不再是完全硝化反应的限制步骤，这可能是在极低温度条件下硝酸菌的活性高于亚硝酸菌活性的缘故。

This article introduces a negative temperature coefficient by NTC thermistor temperature sensor to the temperature protection device.

本论文介绍一种采用NTC负温度系数热敏电阻做温度传感器的温度保护装置。

The changes of the HAF after liver injury may be related to the volume of blood loss, the intraabdominal pressure and the pneumoperitoneum duration.

肝撞击伤伴失血后肝动脉血流量的变化与失血量、气腹压力以及气腹持续时间等有密切联系。

Reneging on our commitments to the world's poor cannot be an austerity measure, she said.

放弃我们给世界上的穷国的承诺不能成为一种紧缩措施。