焊料微互连在热周期和跌落冲击顺序载荷下的可靠性研究更具有实际意义。
The sequential thermal cycling (TC) and drop impact test is more reasonable to evaluate the reliability of lead-free solder interconnections compared with single TC test or drop impact test.
避免生周期:这个超级热周期,可在某些型号,增加了能源的使用显着,所以只有使用它时绝对必要的。
Avoid the sanitary cycle: This super hot cycle, available on some models, increases energy use significantly, so only use it when absolutely necessary.
太阳活动的周期是11年。新数据表明,在一个周期末期太阳活动趋弱时,抵达地球的光与热的量增加而不是减少了。
As solar activity waned at the end of one of the Sun's 11-year cycles, the new data shows the amount of light and heat reaching the Earth rose rather than fell.
允许热部署,这将缩短开发反馈周期或支持允许热部署的框架。
Enable hot deploy where it will shorten the development feedback loop or support frameworks that enable hot deploy.
Cheng的模型描述了在黑洞持续吞食恒星时,热等离子体反复而周期性的被注入银河晕这样的震荡波是如何形成的。
Cheng's model describes how, as the black hole continues to devour stars, shockwaves are created as hot plasma is repeatedly and periodically injected into the halo.
从自激振荡的稳定性入手,分别讨论了热声网络的周期时均和时变数学模型。
Based on the stability of self-oscillation of thermoacoustic engine. models of periodic average and time-varied are investigated respectively.
研制出了锯切自动控制模型和电机自动定位模型,大型H型钢锯切自动控制模型,解决了热锯和冷锯运行速度和过载之间不匹配的问题,缩短锯切周期所用的时间。
Making out saw control model and position control model, Heavy H-beam saw control model resolve the speed and overload relation between hot saw and cold saw, making short about the saw cycle.
运用热经济学优化方法对空调系统进行设计可以使空调系统生命周期费用具有良好的经济性。
The application of the thermo economic optimization design in an air-source heat pump system is important in achieving economical life cycle cost.
热稳定,自润滑聚酰胺66树脂注塑。它是为快速周期和高效率。
Heat stabilized, internally lubricated polyamide 66 resin for injection molding. It was developed for fast cycles and high productivity.
本文对锯齿型通道内流动与换热的周期性进行了数值模拟。
The periodicity of the flow and heat transfer in a corrugated channel is numerically investigated.
同时在LPG温度传感方面,讨论了不同包层材料热光系数或者不同光栅周期影响下的特性。
At the same time, the characteristics of the LPG temperature sensing about different cladding calorescence coefficient or grating period are showed.
本文分析了黑孜水库形变观测资料,指出了F_2断层的蠕滑现象,同时获得由热形变引起的周期变化信息。
In this paper, the observational data of Kizil Reservoir are analysed. We found out the creepage of E_2 Fault, and got the information for periodic variation caused by hoting the creep.
该技术还可以应用于处理一个设备周期性的热疲劳。
The technology also can be applied to address thermomechanical fatigue that develops during a device's continual on-and-off cycle.
目的:研究塞来昔布联合热疗对人胰腺癌细胞周期的影响。
Aims: To study the effect of celecoxib combined with thermotherapy on cell cycle of human pancreatic carcinoma.
摘要:对夏热冬暖地区某居住建筑的生命周期碳排放量进行计算,并分析建筑生命周期内碳排放指标的特征。
Abstract: This paper calculates the life cycle carbon emissions of a residential building in hot summer and warm winter area, and analyzes the building life cycle impact on carbon emissions targets.
该防砂技术具有费用低、工艺简便、见效快、填补油层亏空等特点,适应稠油油藏热采高周期吞吐油井防砂。
It has the advantages of low cost and simple technical process and can fill the depleted reservoirs. It is suitable for sand control in thermal recovery heavy oil Wells in high - cycle huff and puff.
采用非稳态数学模型,通过数值模拟对周期性矩型槽通道内流动和换热的振荡特性进行了研究。
Based on an unsteady model, the oscillatory convection heat transfer is studied numerically in the periodical channels with periodically grooved parts.
另外,还讨论了周期性谐振腔的热稳条件问题。
The thermostable conditions of Periodic resonators is also discussed.
比较了不同热弹耦合参数对应的振动情况,得出了热弹耦合效应对振动周期和频率的影响。
The vibration states with different thermoelastic coefficients are compared and the effect of thermoelastic coupling on the amplitude and frequency is presented.
介绍了硅钙合金生产新工艺。实践表明,采用碳硅热法冶炼硅钙合金可降低电耗,延长冶炼周期,有显著的经济效益。
It introduces a new technology of producing Ca-Si alloy. The experiment showed that this process can gain better results, long smelts campaign, low power consumption and high productivity.
换热设备传统的设计方法开发周期长、标准繁多、设计过程复杂且质量难以保证。
The conventional design and manufacture process is long and complex, design criterions are numerous, and the design quality is hard to be guaranteed.
为了提高碳钢冷换设备的耐蚀性能,保证设备长周期安全运行,以普碳钢为基体,采用热浴法制备了一种耐腐蚀涂层,并给出了制备冷换设备用耐腐蚀涂层的工艺方法。
In order to enhance the anti-corrosion of carbon steel cooler and ensure the equipments to work safely for long time, a coating was manufactured on the carbon steel.
目的:研究塞来昔布联合热疗对人胰腺癌细胞周期的影响。
Objective To study the inhibiting effects of celecoxib on mice bladder cancer and investigate the mechanism.
对一种拟流线型场协同式翅片周期性强化换热通道进行了数值模拟研究。
The heat transfer in the channel with quasi-streamlined fin attached on the wall has been numerically studied in the periodically fully developed region.
实验研究了该型长周期光纤光栅的压力和温度特性;结合光纤的弹光效应、热光效应和耦合模理论分析了实验结果。
The qualitative analysis of the related experimental results was carried out combining with photo-elastic effect, photo-thermal effect and coupled mode theory.
回流比、进料浓度、周期循环时间均对半连续热参数泵分离效果产生影响。
Reflux ratio, feed concentration and cycling time have effect on the separation.
通过对光纤的弹光效应、光纤周期的伸缩、热光效应、热膨胀效应的分析得出了光纤光栅的应变灵敏度和温度灵敏度。
By analyzed the effects of fiber's spring, cycle flex, calorescence and the heat expand, the strain sensitivity and temperature sensitivity of FBG are obtained.
在用水热温差法生产水晶的长周期中,温度控制是非常重要的。
In along period of growing quartz process by hydrothermal method with a temperature difference, the temperature control is very important.
目的比较两种尿绒毛膜促性腺激素保福赐和波热尼乐在控制性促排卵周期中的有效性和安全性。
Objective To compare efficacy and safety of two commercial urinary human chorionic gonadotrophin preparations(profasi(r) and pregnyl(r)) in controlled ovarian stimulation.
目的比较两种尿绒毛膜促性腺激素保福赐和波热尼乐在控制性促排卵周期中的有效性和安全性。
Objective To compare efficacy and safety of two commercial urinary human chorionic gonadotrophin preparations(profasi(r) and pregnyl(r)) in controlled ovarian stimulation.
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