在实验上

A laboratory apparatus for producing a gas by the action of a liquid on a solid without heating.

通过非加热方法使液体在气体上发生化学反应而产生气体的实验仪器。

And, the α parameters of frequency chirping of the cutoff intensity modulator are given at first. The cutoff conditions of metal-clad strip or rib waveguides are analyzed by modifying dual effective index method and simple effective index method, respectively.

在理论上，详细论述了截止型强度调制器的工作机理，结合耦合模理论，用近似方法对截止型强度调制器的调制特性进行理论模拟，模拟结果与实验结果的变化规律基本相符合；并首次给出截止型单波导强度调制器频率啁啾α因子的模拟结果。

Effects of the technological parameters on the properties of metallized thin film were therefore studied.

本文采用真空溅射技术在镍锌铁氧体表面制备了Cr(150nm)/Ni-Cu(460nm)/Ag(200nm)结构的金属化复合薄膜，从理论和实验上研究分析了溅射工艺参数对于薄膜性能的影响。

To resolve this problem, according to the robotic theory, the paper suggests to get the moonquake waves in the horizontal plane coordinate in which the reference direction is the north pole of the moon by coordinate rotation transforming from the moonquake wave measured in the oblique coordinate.

在无人登月探测中，为免使月震计的投放装置过于复杂，也为减小月震计系统的重量、体积和功耗，以及增加系统工作的稳定性和可靠性，不给月震计增加机械的水平和定向调节装置，本文根据机器人理论，通过旋转变换，论证了可以从倾斜、非定向安装的月震计观测到的月震波得到以月球北极为参考方向的水平坐标系的观测，并从实验上作了部分验证，从而为这一难题的解决找到一条可行的探索途径。

Stanford university made a very famous experiment, put in the pipe on the nose, then let your breath with nasal tube in the snow for ten minutes.

斯坦福大学做了个很有名的实验，拿鼻管搁在鼻子上让你喘气，然后再拿鼻管放在雪地里十分钟。

The scientists t e sted oxadiazoles on laboratory mice.

科学家在实验老鼠上测试的oxadiazoles。

Moreover, the partial molar volumes of the solutes related with molecule size and space structure of the cosolvent.

在实验的基础上运用美国MIS公司开发的Materials Studio软件对超临界状态下的混合二元体系径向分布函数进行分子动力学模拟。

With cerevisiae waste yeast as key raw material, we introduce one way to produce shoyu by adding antalzyme to dissolve yeast and malt rootlets enzyme to degrade RNA. We got this on the basis of experiments.

在实验基础上提出了以啤酒废酵母为主要原料，添加溶菌酶与麦芽根酶进行酵母溶解与RNA的降解等工艺方法生产酱油的途径。

The simulation results of the model are consistent with the results of wind tunnel experiments. It shows macroscopically the rationality of the distribution function of lift-off velocity of saltating sand grain.

数值计算结果显示，风沙流垂向质量百分浓度与风洞实验结果符合得较好，这在宏观上说明沙粒起跳初速度分布函数的合理性。

Using the Second Lagrangian kinetics,the dynamic features of the robot are analysed,the generated driving torque of the arms is derived,and its dynamical models are set up.The sliding-mode fuzzy control is adopted by of the MJR120 palletizer,and the numerical simulation shows that the control method is efficient.

本文经过对该机器人进行的详细动力学分析，确定了系统的广义驱动力，运用第二类拉格朗日方程建立了系统的动力学模型；对MJR120 码垛机器人在控制上采用了滑模模糊控制技术，通过仿真实验表明了该控制方法对MJR120码垛机器人进行控制的有效性。

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。