Dynamic heat characteristics of radiators after a step change in flow rate 流量阶跃变化后散热器动态热特性分析
Vasodilators may step up the heart rate and cause headaches. 血管扩张会加速心跳并引起头痛。
They wrote: "Many of the biomechanical changes we found when step rate increased are similar to those observed when running barefoot or with minimalist footwear." 他们写道:“当脚步频率提高至与赤脚跑或穿最少脚上用品跑的步频相同时,我们发现许多生物力学改变。”
I step up the breathing rate& timing the contraction and relaxation of chest muscles. 我增加呼吸率&调节胸部肌肉的收缩和舒张的速率。
Because the rate limiting step is the rate from B to C. 因为速率限定的步骤是从B到C的步骤。
These three kinds of techniques of well testing, step rate test and injection test at pre-fracturing are conducted to acquire formation parameters and applied in one CBM well successfully. 将地层测试、升排量注入与压降测试、注入与压降测试三种测试工艺在煤层气井压裂前实施,以获取地层参数,并将这三种方法在同一口煤层气井上成功进行了应用。
The results show good agreement with the Gugliemi two-step adsorption model of co-deposition mechanism, the strong adsorption step is the rate determine step. 结果表明:镍基亚微米Al2O3的共沉积符合两步吸附机理,且强吸附步骤为控制步骤;
Studied the effect of quality of the one step liquid to the second step fermentation rate and periods first time, confirmed the effect factor of the one step leavens process versus the second step. 首次研究了从一步发酵工艺的醪液质量对二步发酵的收率及周期影响,并确定了一步发酵工艺对二步发酵工艺影响因素。
In the numerical simulation, the 12 specis, 13 step finite rate chemical reaction model of N 2H 4/ N 2O 4 was adopted. 数值模拟时采用了弱耦合点隐式方法的数值方法及肼/四氧化二氮的十二组分、十三个基元反应的有限速率化学反应模型。
Thus fracture velocity and length can be obtained by iterative solution of energy balance equation in every time step when loading rate is given. 在离散时间域内,特定气体劈裂作用下,能量方程迭代求解可得到裂缝扩展速度及裂缝扩展长度。
Intestinal tract antibiotics can step down incidence rate of endotoxemia and profit to hold up the occurrence of intestinal bacteria transposal. 肠道抗生素可降低内毒素血症的发生率及有利于阻止细菌移位。
In the codeposition process of Ag-MoS_2, the second adsorption step is rate determining. 而搅拌器转速几乎对它没有影响。在Ag-MoS2共沉积过程中,第二吸附步骤&强吸附为速度控制步骤。
The combustion process in the LH 2/ LO 2 rocket engine was modeled using a 6 species and 8 step finite rate chemical reaction model, and the Baldwin Lomax algebraic turbulent model was adopted. The distributions of the flow parameters in nozzle were presented. 对液氢液氧火箭发动机,采用6种组分、8个反应有限速率的化学反应模型和Baldwin-Lomax代数湍流模型,得到流场参数在喷管中的分布。
The number of test step, test voltage, step duration, rate of rise can be adjusted at will. 试验级数、电压等级、耐压时间、电压上升率等均任意可调。
The result of experiment shows that the condensation and deamination of aniline on active sites of catalyst DH-1 are the controlling step to reaction rate. 实验结果表明:苯胺在DH1催化剂活性中心上缩合脱氨反应为反应速度控制步骤。
The mechanism of codeposition of the Ni-WC composite coating is coincident with Guglielmi two step adsorption model, and the strong adsorption step is the rate determining step of the codeposition process. Ni-WC共沉积机理符合Guglielmi两步吸附模型.其速度控制步骤为强吸附步骤。
The dissolution behavior of solid nickel in static liquid zinc was studied and a natural convection model considering intermetallic compound layers formation was established to determine the rate-determining step of dissolution rate of solid nickel in liquid zinc. 通过研究固相Ni在静止的液相Zn中的溶解行为,建立了自然对流下的溶解速率模型,确定了不同温度下Ni在液相Zn中的溶解控制步骤。
Therefore, how to reduce the transaction cost is also the important step of interest rate liberalization in our country. 因此,如何降低交易成本也就成了我国利率市场化过程中非常重要的一步。
The dissolving rate of flaky dusts is positively correlated to the step densities and oxidizing rate of iron_bearing samples. The total dissolution amount is basically positively proportional to the system acidity and total organic ions. 片状粉尘颗粒溶解速率与台阶步密度或与含铁样品的氧化速率正相关,溶解总量基本与体系酸度和有机离子的总量成正比。
The rate of LAS degradation in step with the rate of growing. LAS的降解率与菌体细胞的生长率同步。
Hydraulic Step Rate Study& Development and Control Software Design of Steel Pipe's Measuring and Marking System 钢管检测与标识系统中液压步进梁的研究与开发及控制软件的设计
The kinetic equation was derived by supposing that the surface reaction between adsorbed hydrogen and adsorbed benzene is the control step of the rate. 另一种吸附苯、环己烷及反应中间物,并假定吸附氢与吸附苯间的表面反应为过程的控制步骤,从而导出动力学方程。
The cross-section is subjected to eccentric axial compressive load: the relative location of load application point never changes on each step rate; 截面承受偏心压缩荷载,各种步速下偏心荷载的作用点的相对位置保持不变;
Second, the domestic market process further, interest rate marketization deepened step by step, exchange rate mechanism reform is increasingly perfect, make commercial bank account and the traditional transaction account are facing market fluctuations caused by the breach of the loan losses. 其次,国内市场化进程不断深入,利率市场化逐步加深,汇率机制改革日益完善,使得商业银行的传统账户和交易账户面临着市场波动造成的贷款非违约性损失。
The selection of the signal processing length and the search step for the frequency rate is also given for prac-tical applications. 此外还给出了实际应用中信号处理长度和调频率搜索间隔的选取方法。
Owing to start-up and dwell continually under high speed working condition, the inertial force is the main load that leads to the chain vibration and affects the position accuracy and step rate. 由于链在高速工况下处于频繁的启动和停歇状态,惯性力是其主要的工作负荷,进而引发链节的振动,影响链系统的定位精度和步进速率。
The results show that adsorption dynamics of the two dyes are in line with quasi-second order kinetics equation and the diffusion of external solution is decisive step of rate. 研究结果表明两种染料的吸附动力学行为都符合准二级动力学方程且外部溶液扩散是控速步骤。
In the past several years, our country has increased the input to rural compulsory education, and let the free compulsory become true step by step. The rate of dropping out had also been controlled. 特别是近几年来,国家加强对农村义务教育投入,逐步实现了农村义务教育全免机制,中学生辍学率有所控制,但近几年在广大农村,中学生的辍学率有反弹趋势。