... sound velocimeter 声速测量仪 ; 声速计 around velocimeter 环鸣声速仪 vector velocimeter 向量速度计 ...
基于64个网页-相关网页
基于48个网页-相关网页
underwater sound velocimeter 水下声速仪
·2,447,543篇论文数据，部分数据来源于NoteExpress
PAN fibers with different drawing ratio and different preoxidation degree were investigated by means of sound velocimeter and X-ray diffraction meter.
采用声速仪及X射线衍射仪对不同牵伸倍数和不同预氧化程度的PAN纤维进行取向度和预氧化程度的测试，并将其结果进行对比。
youdao
应用推荐
模块上移
模块下移
不移动