查询词典 empirical formula

The semi-empirical formula about friction factor between rolling element and raceway was introduced into the calculation process.

在根据滚动体所受内外圈摩擦力与陀螺力矩相平衡的关系得出的内外沟道控制参数表达式中，引入滚动体与沟道之间摩擦因数的半经验公式。

Through the slump test of steel fiber reinforced concrete mixture, factors which can influence on the fluidity of SFRC such as the quantity of steel fiber volume rate, sand percentage and fly ash quantity were analyzed and the corresponding empirical formula was given.

sand percentage ； fluidity ；通过对钢纤维混凝土拌合物的坍落度试验，分析了在一定条件下，钢纤维掺量、砂率及粉煤灰等因素对大掺量混凝土拌合物流动性的影响，给出了相应的经验公式。

At last, we demonstrated how to apply the empirical formula to the equivalent seaward boundary condition through an example.

最后通过一个实例指出了超高经验公式应用于等效海岸边界条件的过程。

This paper studies the feasibility of predicting water absorption in nonglazed tiles of semidry molding using measurement of the tiles, forming pressure, firing paramter et al, and gives empirical formula.

研究了利用瓷砖尺寸、成形压力和煅烧参数等预测半干压无釉砖吸水率的可行性，并给出了实验式。

To verify the empirical formula and understand clearly the static behavior of the composite connections, eight specimens were designed and tested to failure, of which four specimens were semirigid beam-to-column connections and others were rigid connections with different types of stiffening details.

检验经验公式和清楚的静态性能的综合连接，8个标本进行设计和测试失败，其中4个标本进行了抗震设计和其他设备连接着不同种类的刚性节点僵硬的细节。

Based on the concept of energy balance,an empirical formula is set up to hindcast the volume of silt-sand sudden siltation.

文中以能量平衡为基础，建立计算粉砂骤淤的经验公式。

The enthalpies of solution and the thermodynamics of styphnic acid 2,4,6-trinitroresorcinol the solution solved in DMF were studied.The enthalpies of TNR solution with different concentrations were measured by a SETARAM C80Ⅱcalorimeter at 298.15 K and the empirical formula for enthalpies of TNR solution is calculated by polynomial simulation on the computer.

应用微热量热仪测定了斯蒂芬酸在溶剂N，N-二甲基甲酰胺中不同浓度时的溶解焓，用计算机拟合的方法求得计算该物质溶解焓的经验公式(ΔsolH=-14.392-988.6b+34.992b1/2)。

The computational viscous resistance coefficients are compared with the estimated ones using empirical formula.

近年来 ，计算流体动力学( computational fluiddynamics，CFD)方法已被成功地用来计算SWATH船

In this paper the viscous flows around a mathematical SWATH in full scale are simulated based on the computational fluid dynamics commercial software FLUENT. The numerical results of total pressure, wall shear stress and the corresponding viscous resistance coefficient at different velocity are obtained. The computational viscous resistance coefficients are compared with the estimated ones using empirical formula. The validity of the software to predict the three dimensional viscous flows and viscous resi...

利用计算流体力学商业软件 FLUENT对一实尺度小水线面双体船数学船型的粘性绕流进行了数值模拟，得到了不同航速下的船体表面总压力、表面剪切应力分布和相应的粘性阻力系数；将各航速下的粘性阻力计算结果和经验公式估算结果作了比较，验证了 FLUENT用于计算小水线面双体船三维粘性流和粘性阻力的有效性。

Based on the data obtained from 24 stations in autumn 2000 and spring 2001, the secondary production of macrobenthos in the southern Yellow Sea was calculated with Brey's (1990) empirical formula. The results showed that the mean abundance in autumn (2000) was 154.2 ind.

根据2000年秋季和2001年春季在南黄海24个大面站进行的大型底栖生物定量采集样品资料，利用Brey's(1990)的经验公式对调查海区进行了大型底栖生物栖息密度、生物量、次级生产力和P／B值的研究计算。

He is the most remarkable man that I have ever known.

他是我知道的人中最值得注意的人。

Increased appearance of lymphocele was noticed in patients with diabetic nephropathy, congenital malformations of the urinary tract, and inflammatory diseases, including glomerulopathy and extraglomerular ones, after high-voltage radiotherapy and after removal of the renal graft.

经过高压放射疗法和切除移植肾后，在糖尿病肾病患者、泌尿系统先天性畸形患者和炎症患者身上发现淋巴囊肿有所增加，包括肾小球病和球外疾病等。