... string of deposits 条带状油气藏 string of rods 抽油杆柱 string of tank cars 油槽列车 ...
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The strains on the surfaces of ferrocement plating and internal reinforcing rods are picked up by sound-string tansducers and strain gauges.
用音弦和电阻应变测量仪器测定构件表面及内部钢筋的变形。
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