查询词典 drop in temperature

In the bromization reaction of LA,the reaction conditions such as reaction temperature,drop time of Br_2 and reaction medium were optimized.

以来源于生物质资源的乙酰丙酸为原料，通过改进的溴化和水解反应合成了5-HLA。

Based on the production data of desiliconization, dephosphorization and desulfurization in torpedo car , the additional desiliconization, treatment efficiency of dephosphorization and desulfurization, temperature drop and oxygen ratio is analyzed, and the effect of less slag converter refining with the desiliconized,dephosphorized and desulfurized hot metal is also presented.

依据混铁车内&三脱&生产实绩对铁水预处理过程中的补充脱硅，同时脱磷、脱硫处理效率、铁水温度、气氧比等工艺问题进行了分析讨论，同时也介绍了转炉使用&三脱&处理铁水进行少渣冶炼的效果。

In order to prove this point, Ratchet inferior lubricative solenoid valve core, manually put it on the oil lubrication, at which point it can be seen rising oil pressure drop, and exceeded the original value; successive pressing the lubricating oil pressure of the solenoid valve, can rise to 0.4 or even more, not by this confirmation oil pressure rise and oil pump surface temperature is too high because the machine cannot be automatically put oil lubrication.

为了证实这一不面，用起子底下润滑电磁阀的阀芯，手不静使其不收油润滑，此时可见油压回落后即上落并超功本来值；不断众次按不静润滑电磁阀后，油压竟可上落至0.4甚至以上，由此不否认油压落不矮和油泵暗地温度功矮的来因在于机械不克不及自不静举行不收油润滑所致。

In this paper,a series of parameters as aperture、surface-area ratio to particle mass、hole-volume of pyrite (FeS2) particle,and the release characteristic of sulfur before reaction and under different temperature of drop-tube furnace were measured using ASAP2000 instrument from Micromeritics Co. USA with isothermal-absorption method. The configuration of FeS2 and its reaction products were summarized from the experiments.

采用美国Micromeritics公司的ASAP2000型比表面孔容测定仪，用等温吸附法，对硫铁矿(FeS2)在反应前及一维沉降管炉不同炉温条件下的孔径、比表面积和孔容积等参数的变化特性及硫的释出规律进行了测定，得到了对FeS2及其反应产物形态的一定认识。

As CCR reactors of"Four in One"design are subject to high temperature,internal pressure and pressure drop,equipment weight,wind load and seismic load etc,the skirt location has a very large com- plicated stress distribution.

连续重整装置四合一反应器承受高温、内压及压力降、自重、风、地震等载荷作用，其裙座部位的应力数值很大、分布复杂，因此裙座结构是该设备的设计关键。

The experiment was conducted to investigate the heat transfer of supercritical carbon dioxide in tubes. The effects of mass flux, pressure and inlet temperature on heat transfer characteristics and pressure drop were analyzed.

摘要对超临界CO2在套管内的换热特性进行了实验研究，探讨了超临界CO2换热过程中，质量流率、压力和入口温度的变化对换热性能特性和压降的影响。

The experiment was conducted to investigate the heat transfer of supercritical carbon dioxide in tubes. The effects of mass fluxpressure and inlet temperature on heat transfer characteristics and pressure drop were analyzed.

摘要对超临界CO2在套管内的换热特性进行了实验研究，探讨了超临界CO2换热过程中，质量流率、压力和入口温度的变化对换热性能特性和压降的影响。

Rotary Installation Import solenoid valve particularly suitable for use in the system need to drop the small places (such as low temperature system, suction pipe solenoid valves).

旋转安装进口电磁阀特别适合使用在系统中需压降小的地方（如低温系统中吸气管路电磁阀）。

The main works are listed as follows:1 Thermal Computi ng model of steam pipe network were built with good match to actual operating dataThe thermal calculation model of steam pipe network was established according to the steam pipe network heat transfer characteristics and the thermal equilibrium principle,. It includes steam temperature drop expression, the expression of per unit length heat loss when steam pipe laying in different ways and total heat transfer coefficient expression.

该模型由管内蒸汽温降方程、不同敷设方式蒸汽管道的单位长度散热损失方程、总传热系数方程等组成，利用散热损失计算公式对钢套钢蒸汽保温管道不同敷设方式、不同管径的散热损失等总传热系数的影响因素进行了分析，计算结果表明三方程联合求解提高了新建蒸汽管网热力计算的准确度，可用于新建蒸汽管网的热力计算。

The thermistors used in the prototype are from Radio Shack, although almost any thermistor with a 3% to 5% resistance drop per 1°C temperature rise will do.

该热敏电阻原型中采用的是由Radio Shack的，虽然几乎所有的热敏电阻与3 ％至5 ％的阻力下降，每1° C的温度上升将尽。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。