查询词典 trial-and-error method

Pb to stress factor for the trial, the use of hydroponics method of a secret Mingshan 131, Mingshan 213 , Fuding three varieties of tea tree by the heavy metal treatment, the symptoms of victims of tea andthe absorption of lead andcumulative law.

以重金属铅为试验胁迫因子，采用水培方法研究了名山131、名山213、福鼎大白三个品种茶苗经铅处理后的受害症状以及茶树对铅的吸收与累积规律。

Some new exact solitary wave solutions of an auxiliary ordinary differential equation were obtained by the trial method.

通过试探方法得到辅助常微分方程的一些新的孤波解。

Successful use of the variation method depends on our ability to make shrewd choice of the trial function.

成功地应用变分法取决于对尝试函数作精明选择的能力。

The method of comparing circumcircle area of posterior triangle of exitus pelvis with fetal head cross section area is a quantitative criteria for iudging trial of labour. It's accuracy of judging trial of labour is high.

骨盆出口后三角外接圆面积与胎头横截面积比较是一个定量的判断试产的标准，判断试产的准确性高。

In the dissertation, the nonlinear bending of circular sandwich plates based on Reissner theory is analyzedThe method of Point Collocation are used in the calculation,with the B-spline function taken as the trial function.

本课题研究了基于Reissner理论的夹层圆板的非线性弯曲问题。文中采用配点法计算，以三次样条函数作为应力函数和挠度函数的试函数。

It enables one to count the number of frequencies exceeded by a given trial frequency. On the basis of the method. Professor Qi has got a new criterion for detecting the eigenfrequency by using the physical meanings of the matrix used in the congruent transformation of the dynamic stifmess matrix.

在此基础上，齐朝晖教授充分利用将结构动刚度矩阵合同变换过程中各矩阵的物理含义，提出了求解结构固有频率的新判据。

Method］By adding 30 mg/kg maxus in the diet of test group, the feeding trial was carried out with 1 303 heads crossbred piglets in groups.

方法］ 以1 303头三元杂交仔猪分组进行饲养试验，试验组日粮中添加效美素30 mg/kg。

He has made trial of the method in large.

他对这种方法进行大规模的实验。

We decided that we should use the drilling for vertical inclinometer V15 as a trial to test the feasibility of the construction method.

现决定将垂直测斜仪V15 的钻孔作为初次实验，以测试该施工方法的可行性。

With the changing of our country criminal court trial from inquisitorial proceedings to adversary procedure, perfecting discovery of criminal evidence has become important guarantee for success of reform on criminal trial method.

随着我国刑事庭审方式由法官主导的审问制向由控辩双方积极推进的对抗制转变，完善我国的刑事证据开示制度，成为我国刑事审判方式改革成功的重要制度保障。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。