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- echo attenuation measuring set 回波衰减测量仪
- crosstalk attenuation measuring set 串音衰减测试器
- Rain Echo Attenuation Compensation Technology 雨回声衰减补偿技术
- cut-back attenuation measuring technique 剪断法衰减测量技术
- ultrasonic attenuation measuring device 超声衰减测量仪
- Expound the component, the principle and the working process ofthe material attenuation measure device, give the attenuation coefficient calculation method. 阐述了材料衰减测试系统的组成、原理及工作过程，给出了衰减系数的计算方法。
- Abstract: Expound the component, the principle and the working process ofthe material attenuation measure device, give the attenuation coefficient calculation method. 文摘:阐述了材料衰减测试系统的组成、原理及工作过程，给出了衰减系数的计算方法。
- Air freight and air mail must pass through safety inspection and other safety measures set by the State. 航空货物、航空邮件应当经过安全检查或者对其采取国家规定的其他安全措施。
- It is now our aim to set up a factory. 我们现在的目的是创办一座工厂。
- noise-figure measuring set for microwave equipment 微波噪声系数测试仪
- Ultrasonic wave attenuation measure is an important method of researching the energy absorptance of rock. It relates with the variation of rock microcrack and is one of subjects to be researched continuously in rock area . 声波衰减是研究岩石能量吸收性质的主要方法，它与岩石内部微裂纹及其变化有着密切联系，是岩石领域需要深入研究的课题之一。
- The Development of Can Vacuum Measuring Set 罐头真空检测仪的研制
- Her performance was cheered to the echo. 她的表演获得长时间的喝采。
- microwave characteristics measuring set 微波特性测试仪
- 41 cases with hysteromyoma(82.0%) showed paling pictures;42 cases (84.0%) showed posterior echo attenuation；28 cases (56.0%) showed hypoechoes. 41例肌瘤(82.;0%25)探及栅栏样图像，42例(84
- The bird-song is the echo of the morning light back from the earth. 鸟的歌声是曙光从大地反响过去的回声。
- underwater sound integrated measuring set 水声综合测量仪
- She had the sapphire set in a gold ring. 她把那枚蓝宝石镶在金戒指上了。
- His words aroused no echo in their hearts. 他的话未能在他们心中引起共鸣。
- The judgment set a new precedent. 那次判决树立了一个新的判例。
