超声波的

Scaling is a highly specialized technical work in the hospital medical staff in the oral apparatus with manual scaling, take three hours or so, is to use ultrasonic scaler scaling, they will take an hour or so.

缩放是一个高度专业化的技术在医院工作的手动缩放口腔器械医疗人员，需时三小时左右，是利用超声波洁牙机洗牙，他们将需要一个小时左右。

The newest of these are equipped with supersonic Sizzler cruise missiles that America's carriers, many analysts believe, would find hard to stop.

其中最先进的潜艇配备了超声波"炽热"号反舰巡航导弹，许多分析家认为，美国的航空母舰难以拦截这种导弹。

In order to increase flotation efficiency and selectivity, the method of pre-ultrasonic processing slime before flotation has been proposed.

为了提高煤泥浮选的效率和选择性，提出了在浮选前对煤泥进行超声波预处理的方法。

Methods The selected microorganisms were cultivated at 37℃ in culture media that was put different concentration of sodium arsenite,and detected arsenic accumulation in cells by ASA.

各菌株接种在不同浓度含砷培养基中，观察其对砷的耐受性及砷对各菌株的生长影响；利用超声波细胞粉碎机震碎菌体后，用超低温捕获原子吸收分光光度仪检测砷含量，用荧光光谱检测器检测砷形态。

Based on the description of freedom spherical ultrasonic motor, calculation method of work modal is studied.

本文在阐述了单定子三自由度球形超声波电机工作原理的基础上，研究其工作模态的确定方法。

The ultrasonic cleaners is to plus square wave signal of 50% on the matching circuit.

通常的超声波清洗机是在匹配电路上加占空比为50％的交流方波信号。

Ultrasonic testing using the through transmission squirter technique remains the predominant method of inspection of composite materials.

超声波探伤法用的是穿透传输喷水技术也是复合材料检测的主要方法。

By simulating the supersonic wave probing data with computer,an in-situ rock stress supersonic wave ellipsoid equation is achieved,the in-situ rockstress is defined thereby.

本文建立了地应力超声波检测的多元非线性计算模型，通过对声波检测参数的计算机模拟，得到地应力声波椭球面方程，从而确定原岩应力状态。

This article discusses a supersonic range finding system based on chip,described the princinple of hardware and software design.

本文介绍了一种基于单片机控制的超声波测距系统，详细阐述了其硬件及软件的设计原理。

The test results indicated that the strength of concrete could be estimated by supersonic velocity values.

结果表明由超声波测试得到的声速值可以方便地估算出混凝土的强度。

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。