... backscattering thickness gauge 反向散射厚度计 back-scratcher 背挠 backside thread 反面起绒纱 ...
基于154个网页-相关网页
短语
背形挠曲
antiformal flexure
背斜挠曲
anticlinalflexure
;
anticlinal flexure
发球别挠背
Don't Scratch Your Back
相互挠背
to scratch each other's backs
·2,447,543篇论文数据，部分数据来源于NoteExpress