plain ring造句
例句与造句
- Length measuring instruments . plain ring standard grauges
长度测量仪表.普通标准环规 - Gauges . 1 , 99 mm to 300 mm diameter plain ring gauges . general shapes and dimensions
量规.直径为199mm - 300mm的普通环规.一般形状和尺寸 - It's difficult to find plain ring in a sentence. 用plain ring造句挺难的