结构刚度试验 stiffness of structure: 结构的劲度stiffness test: 刚度试验; 挺度试验fabric stiffness test: 织物硬挺度试验stiffness test load: 劲度试验荷载structure test: 构造钻; 结构试验下载手机词典可随时随地查词查翻译