超声波的

In the simulation, the flow rule of melt metal in mold of horizontal continuous casting with electromagnetic stirring is measured using ultrasonic Doppler velometer, and the result is inter confirmed with the solidification characteristics is tics of zinc cupronickel thin slab in industrial product, some advantageous results are obtained that, when the current is 400 A the inner micro-pores disappear, when the current is 500 A the center equiaxed crystal layers occur and when the current is to 800 A the inner-segregation decreases to zero.

在模拟实验中，用超声波多普勒测速仪测量该电磁搅拌下水平连铸结晶器内金属液的流动规律，并与生产实验中锌白铜板带的凝固特征相互印证，发现搅拌电流达到400 A时，板带内部气孔消失，电流达到500 A时板带出现等轴晶带，电流达到800 A时板带坯偏析率趋于零。

objective to study the changes of nux vomical curare fluid permeating biomembrane by the use of same amounts and different time of ultrasonicwave.

目的：研究中药马钱子液在同功力不同时间的超声波作用下透过生物膜量的变化。

N The ultrasonic cleaning option is used to continuously clean the flow through cuvette, it is not intended to clean cuvettes that are already dirty, or to replace manual cleaning entirely.

超声波清洗选项用于连续清洁测量杯，它不能清洗已经脏了的测量杯，也不能代替手动的清洗。

Discussion on different surfactants in ultrasonic cleaning of the decontamination rate down.

探讨用不同的表面活性剂在超声波下清洗羽绒的去污率。

Ultrasound parameters of calcaneus was measured by ultrasound bone densitometer following investigation exercise modes and durations.

采用超声骨密度仪测试跟骨超声参数，即反映骨密度的超声波衰减系数和反映骨强度的跟骨骨质量指数。

Using ultrasound test to determent a fetus's gender is .illegal.

在印度使用超声波判断胎儿的性别是非法的。

Is a professional ultrasonic cleaning, ozone detoxification products of research and development, production, and marketing enterprises.

深圳市通超电子有限公司是一家专业从事超声波清洗，臭氧解毒类产品的研发，生产，和销售的企业。

By the nonlinearity of the propagation medium-air, the audible sound with high directivity can be produced.

利用超声波在空气中传播的非线性交互作用，可以产生高指向性的可听声音。

An ultrasonic distance meter cancels out the effects of temperature and humidity variations by including a measuring unit and a reference unit.

提出了一种超声波测距仪来抵消的影响温度和湿度的变化，包括测量单元和参考资料。

The characteristics of principle, method and practice of discharge survey through broad coil electromagnetic induction method in open full channel are introduced in the paper, and it is compared with supersonic flow survey method in principle and practice.

主要介绍了明渠全渠宽线圈的电磁感应法流量测量的原理、方法、应用特点，并从原理和实际应用等方面，与超声波测流法作了比较。

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。