在实验上

The experiment should be such as to yield fruitful results for the good of society, unprocurable by other methods or means of study, and not random and unnecessary in nature.

实验应该收到对社会有利的富有成效的结果，用其他研究方法或手段是无法达到的，在性质上不是轻率和不必要的。

Lastly,on the basis of the experiment,we analysis the technology regularity.

最后，在实验的基础上对激光打孔的工艺进行分析研究。

Based on the experimental results, effects of relative density, strain rate and temperature on the tensile mechanical properties of nickel foam are analyzed.

在实验研究的基础上，分析了相对密度、应变率和温度对泡沫镍拉伸力学性能的影响。

The test results show the excellent linearity and repeatablity compared with Song's results〓.

容量特性实验台制冷系统在控制上属于多输入、多输出、强耦合系统。

On the basis of the experimental study, the augmentation mechanisms in internally ribbed tube and tube with micro-grooves are studied.

在实验研究的基础上，对内螺纹管和微结构槽管中的强化传热机理进行了研究。

But Savant defended her original answer and encouraged teachers to try the experiment we did today in their classrooms.

但萨凡特坚持她的答案是对的，并且鼓励老师在课堂上进行我们今天做的这个实验。

The experiments of laser propagation with SBS are made in cases of different environments.

实验结果证实了利用受激布里渊散射实现激光大气传输补偿的有效性，证明利用阈值效应在目标上主动获得小面积信标的方法是可行的。

The relationship of variation rate between the scan light beam length after passing through the deflector and the fast voltage pulse wasderived.

导出激光束通过偏转器后扫描光线长度与加到偏转器上的快速电压脉冲变化率关系，并在实验中分别用MOS管和雪崩管高压电脉冲发生器取代价格昂贵的冷阴极管高压电脉冲发生器，获得激光脉冲宽度压缩约两个量级，且实现激光脉冲宽度可调。

Based on the experiment, a finite element analysis model is established to predict the longitudinal shear modulus of X-cor sandwich structures.

在实验基础上，建立了X-cor夹层结构有限元分析模型，分析了Pin植入角、Pin直径以及Pin分布密度对X-cor夹层结构剪切模量的影响。

First, the animal experiment in money can save test amount, because some of the experimental animal breeding is simple, short cycle, etc

首先在金钱上，动物实验能节省试验金额，因为一些试验性动物繁殖简单，周期短等等

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。