The Chevrolet Sonic — and another crucial test of GM's capacity to make popular little vehicles.
推出雪佛兰sonic——对通用汽车生产热销小型车的能力来说，这将是另一个重大考验。
Soil: investigation and testing - Auscultation of foundation elements - Part 1: sonic core test.
土壤：调查和试验。基本元素听诊法。第1部分：声芯试验。
The result of analogue test shows that frequency of impacter measured by sonic method consists with actual frequency and the method is feasible.
模拟试验结论表明，声波法测出的冲击频率与实际频率是一致的，具有可行性。
Ultra sonic test to be carried out for confirm tightness of hatch covers if the yard can do.
如果船厂可以做超声波试验，则应该用超声波来确认水密舱盖的密封性。
The mechanical properties of the Mogao grottoes are studied by the sonic wave test in the present paper.
利用超声检测技术确定出莫高窟北区洞窟的岩壁力学参数。
Through a theoretical analysis of a plane standing-wave sonic field a test rig on acoustic agglomeration and removal characteristics of burned coal inhalable particles has been designed and set up.
通过对平面驻波声场的理论分析，设计并建立了燃煤可吸入颗粒物声波团聚清除特性的实验台。
Making use of the principle that the sonic wave made by the rock open fracture spread in the rock, can accurately test the crack's appearance directions and extend length.
利用岩石张裂时发出的声波在岩石中的传播原理，可准确测出裂缝的形态方位和延伸长度。
Based on the principle of sonic resonance, resonant frequency and damping capacity are used as two parameters to test the volume online quickly.
依据音频共振原理，利用共振频率和内耗两个音频参数的共同作用，快速在线检测弹体药室容积，并用此法与传统的“水称重”法进行理论和实验对比分析。
Test principle and typical application of measuring sonic cavitation effect with the conductance instrument are introduced in this paper.
论述研制轻质石油产品电导率仪检定系统的必要性，介绍各级检定标准装置的原理和检定方法。
Test principle and typical application of measuring sonic cavitation effect with the conductance instrument are introduced in this paper.
论述研制轻质石油产品电导率仪检定系统的必要性，介绍各级检定标准装置的原理和检定方法。
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