Through Investigation And Test 通过调查和试验
Soil: investigation and testing. Auscultation of buried work. Part 4: impedance test.
土壤。调查与试验。地下工程检测。第4部分:阻抗试验。
The study makes the flaws of pipeline insulation clear by field investigation and test analysis.
本项研究通过进行现场调研、测试分析,查清了管线保温存在的问题;
The engineering geological feature of the swelling soil and the cause of slip are exposed through detailed investigation and test study.
通过详细勘察及试验研究,查明了引起病害的特殊土——膨胀土的工程地质特征及其病害机理,提出治理措施并初见成效。
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