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- ranging method of sound wave 声波测距法
- The Measuring Method of Wavelength of Sound Wave 声波特征量实验测定的方法
- ranging method by radio and sound wave 无线电电声测距法
- For the purpose of hearing protection,it is essential to enforce the measurement method of sound exposure. 出于对听力保护的目的,积极推行声暴露的测量方法十分必要。
- The method of sound array can also be feasibly used in the other mechanism or electric equipment to identify noise source. 进一步说明声阵列方法在工作环境中有效实现机械或电气设备噪声源定位的可行性。
- In this paper, we present the method of sound environment layout of the south sight-seeing town, and the Jinxi Town as the example is studied. 结合锦溪镇的应用实例,由此对南方旅游城市的声环境规划方法进行了探讨。
- The research shows that the three-dimensional acoustic boundary clement model is an efficient and highly accurate method of sound field analysis of reactive mufflers. 研究结果表明;三维声学边界元模型是抗性结构消声器声场分析的有效方法并具有较高精度.
- Jones, A. D. and G. L. Brown, "Determination of Two-Stroke Engine Exhaust Noise by the Method of Characteristics", Journal of Sound and Vibration, Vol. 82(3), pp.305-327(1982). 卢昭晖;杨秀丰;刘德真;"机车引擎暨进;排气系统噪音分析改善";财团法人车辆研究测试中心学界转委托期末报告;(1995).
- Summer fallow is the best method of destroying weeds. 夏季休耕是消灭杂草的最好办法。
- A new method of measuring the velocity of sound in the atmosphere is proposed,which uses fixed journey system,comparing to that used varied journey system before. 提出用固定行程系统测量空气中声速的新方法,与以往所用的变化行程系统进行比较.
- This is not an economical method of heating. 这不是一种经济的取暖方式。
- Demonstrates how to define a range in a Word 2003 document by using the Range method of a Document object to supply a start value and an end value. 演示如何使用Document对象的Range方法提供起始值和结束值,在Word 2003文档中定义范围。
- His method of organizing the work is commendable. 他组织这项工作的办法是值得称赞的。
- You'll find little system in his method of work. 他的工作方法无甚条理。
- It's not an economical method of heating. 这不是一种经济的取暖方式。
- Taxpayer: what do you mean by the method of derivation? 纳税人:什么是以支出换算收入?
- The others gave some pointers on improving the method of operation. 其他同志则出了一些点子来改进操作方法。
- Blow-drying replace the old method of putt curler into wet hair. 边吹乾边吹发型的方法取代了湿发上卷子的老方法。
- A copy made by this method of duplication. 油印品通过这种方法印制的印刷品
- On larger farms this method of reaping went out long ago. 在较大的农场上,这种收割方式早过时了。