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﹝材料与结构力学试验﹞
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torsion test
扭转试验
测定材料抵抗扭矩作用的一种试验。是材料力学性能测量的基本试验方法之一,是检验受扭构件的生产质量和评定其力学性能的基本试验,对受扭构件的生产制造和安全使用有着重要的工程意义。
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forestry pest inspection and quarantine
forestry policy
forestry policy history
forestry policy system
forestry production factors
forestry production statistics
forestry production structure
forestry productivity
forestry program
forestry project management
forestry quarantine pests
forestry remote sensing
forestry residual collector
forestry residues
forestry resource economics
forestry resources data mining
forestry science
forestry sensor network
forestry sociology
forestry speciality survey
forestry stakeholders
forestry statistics
forestry subsidized loans
forestry sustainable development
forestry systems engineering
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