单词	stiffness analysis
释义	stiffness analysis 刚度分析
随便看	ASTM octane numberresearch method astm octane number research method astm oil Astmopent astm paraffin wax melting point astm penskymartin closed tester astm pensky martin closed tester astm precipitation naphtha astm recommended practice astm research method astm research octane number astms astm saybolt test lamp astm specification astm specification d 396 ASTM specifications astm standard astm standards ASTM Standards astm standard sieve astm steam emulsion number astm supercharged method astm test for distillation astm timer tube astm union color