Determination of optimal preheating time during thermal conductivity measurement with steady-plane-wall system;
稳态平板导热仪最优预热时间的确定
With the PLC technology to exactly control the contact preheat time,a high successf.
本系统采用检测接触引弧阶段的电流电压信号来判断引弧状态 ,克服了影响电流信号的干扰因素 ,接触电流信号稳定 ,同时运用PLC技术 ,对接触预热时间进行精确控制 ,获得了很高的一次引弧成功率。
The changes of the fiberforming polymer flow cure,noll-Newton index,melt-viscosity as well as viscousactivation at different preheat time are studied by using capillary rheo instrument model CFT-500.
采用ＣＦＴ－５００型毛细管流变仪，研究了不同预热时间下ＰＥＴ、ＰＡ６６的流动曲线，非牛顿指数、熔体表观粘度及粘流活化能。
The optimized preheat time of terminal-reheaters are obtained to satisfy the requirements.
该控制策略在预测负荷、找出使系统节能最大的最优新风比的基础上,研究再热器性能,得到各区再热器电压和优化的预热时间。
Analysis to the influences of heating time on the Bell-type furnace;
浅析罩式退火炉加热时间的影响因素
The equipment is composed of extrusion,liquid pressure station,intermediate frequency heating system(another introduction),cooling system,electric cabinet,operation bed,kcn-4s/w add-subtract counter can be used as high precise timer to control the tube heating time of the GTR type intermediate frequency respond heating stove expends to the tubes.
设备由挤压主机、液压站、中频加热系统(另外介绍)、冷却系统、电气柜、操作台组成,其中KCN-4S/W加减计数器可以用作高精度的定时器来控制GTR型中频感应加热炉对管子的加热时间。
Researches show that when the air is preheated to 900 ℃ and oxygen concentration is enriched to 54%,the heating time decreases by 38%,the product rate increases by 61%,thermal efficiency increases by 30.
研究表明:在预热900℃和含氧体积分数为54%条件下燃烧与传统燃烧相比,加热时间可缩短38%,生产率可提高61%,热效率可提高30。
A transistorize radio takes no time to warm up.
晶体管收音机不需要预热时间。
Although the total calorific value of oxypropane flame is higher than that of oxyacetylene flame, its first calorific value is lower, so its burning temperature is lower and its heating time is longer.
氧丙烷焰比氧乙炔焰的总热值高，但一次热值低，因此燃烧温度低，预热时间较长。
How long should the engine warm up before we start?
这引擎在起动前应预热多长时间？
Need no preheating time. Rapid cutting time( only2~5 times) compare with gas cutting.
不需预热；跟气割比较，切割时间缩短2-5倍。
Heating Supply Load Crossover Forecasting Research Based on Time Series Analysis;
基于时间序列分析的供热负荷交叉预报研究
Predicting the Ignition Time of Combustibles Exposed to a Linear Heat Flux via an Integral Method
线性热流下可燃物着火时间的积分法预测
Identification of chaos in heating load time series and interval prediction
供热负荷时间序列混沌特性识别及区间预报研究
Study of Heat Load Forecasting Based on RBF Neural Network and Time Series Crossover
基于RBF神经网络的时间序列交叉供热负荷预报研究
expected time of departure
预计开航时间预计离开时间
estimated time of return
预计返航时间预计返回时间
Time clock - to control off/on cycles of the heater as programmed by the owner or electric utility requirements.
计时器---根据用户和电力供应要求的预先设置,控制热水器的开关时间。
intrinsic thermal neutron decay time
固有热中子衰减时间
thermal decay time log
热中子衰减时间测井
heating period of the engine
发动机加热延续时间
What is the estimated flight time?
班机预定时间是几点？
target response time
作出响应的预定时间
We met at the predetermined time.
我们在预定的时间会晤。
