超声波

It is car parking or reversing the safety of assistive devices, ultrasonic sensors, the controller and display, and other components.

它是汽车泊车或者倒车时的安全辅助装置，由超声波传感器、控制器和显示器等部分组成。

Ultrasonic Cleaner is mainly used to clean the solid material surface or disperse powder, in order to well-distribute powder in liquid and to watch on electron microscope conveniently. The source of ultrasonic wave adopt stir up-like or the autoexcitation type to work, computer control.

超声波清洗器主要用于清洗固体材料的表面，也可用于超声分散粉末类样品，使粉末颗粒均匀分散在液体中，以便在电镜上观察。

For the saturated aromatic aldehydes with malononitrile and barbituric acidit, the reaction was found to proceed very efficiently at room temperature giving excellent yields under ultrasonic irradiation, while for α,β-unsaturated aldehydes as well as p-phthalaldehyde with malononitrile and barbituric acid the reaction also proceeded smoothly at room temperature with good yields.

在超声波辐射下，不仅饱和芳香醛与丙二腈、巴比妥酸的一锅反应在室温下能高收率地进行，而对于α，β-不饱和醛以及二元醛与丙二腈、巴比妥酸的一锅反应也能在室温下顺利进行，获得较高的收率。

The bioactive brushite coatings cannot be exfoliated by ultrasound below a critical operating power.

在小于声作用功率临界条件下作用超声波，生物活性透钙磷石涂层不脱落。

Caesalpinia Sappan L. that had immunosuppressive function was investigated in this paper. On the basis of establishing the method of determining content of hydroxybenzene in Caesalpinia Sappan L., extractive technology was investigated by orthogonal design. Permeation, soxhlet and ultrasonic extraction were surveyed with water, thirty-five, sixty-five and ninety-five percent of ethanol as solvents.

本文以具有免疫抑制作用的中药苏木为研究对象，在建立苏木中总酚含量分光光度测定方法的基础上，以水、35%、65%、95%乙醇为溶剂，通过渗漉法、煎煮法、索氏法、超声波法对苏木的提取工艺进行了优选。

Copper-zinc superoxide dismutase was purified from Canarium album by ultrasonic, precipitation with ammoniurn sulfate,Sephadex G-100 filtration and DE-52 chromatography.

采用超声波破碎、硫酸铵分级沉淀、Sephadex G-100和DE-52柱层析，从橄榄中分离纯化Cu，Zn—SOD，并对其部分性质进行分析鉴定。

If the object is canted at a greater angle, there is no reflection of the ultrasonic pulses.

如果该对象是在一个更大的角度斜，没有任何的超声波脉冲反射。

ObjectiveTo develop an extraction process of organic acids from Capsella buras-pastoris by ultrasonic extraction.

目的采用超声波提取荠菜中的有机酸。

The processing conditions of extracting carya cathayensis oil by ultrasonic extraction is studied by orthogonal experiment.

采用正交实验法研究超声波法提取山核桃油的工艺条件。

The components of fatty acid in carya cathayensis oil are obviously more than that extracted by Soxhler, and the contents of unsaturated fatty acid ...

经分析测定超声波法提取山核桃油的脂肪酸成分明显多于索氏法，其不饱和脂肪酸含量也明显高于索氏法提取的油脂的脂肪酸。

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。