查询词典 declination circle

pitch circle：(齿轮)节圆

Photoconductor 光敏电组, 光电导体; | Pitch Circle (齿轮)节圆; | Polymer Concrete 聚合物混凝土;

pitch circle：分度圆

pitch circle diameter节圆直径 | pitch circle分度圆 | pitch diameter螺纹中径

pitch circle：齿节

pitch 螺距 | pitch circle 齿节 | pitch diameter 节径

pitch circle diameter：电极圆直径

pitch 间距;沥青 | pitch circle diameter 电极圆直径 | pitch coke 沥青焦

standard pitch circle：分度圆

standard gage 标准轨距 | standard pitch circle 分度圆 | standard pitch diameter 分度圆直径

Pitch circle J：节圆

Pitch angle J节圆锥角(节锥角) | Pitch circle J节圆 | Pitch diameter of worm W蜗杆节圆直径

acting pitch circle：作用範圓(齒輪)

"作用齿腹","acting flank" | "作用范圆(齿轮)","acting pitch circle" | "感光测绘仪","actinograph"

acting pitch circle：作用节圆

作用齿腹 acting flank | 作用节圆 acting pitch circle | 作用节径 acting pitch diameter

median pitch circle：中位节圆(蜗轮)

"中位直径","median diameter" | "中位节圆(蜗轮)","median pitch circle" | "中心平面","median plane"

pitch coal：沥青煤,烟煤

pitch circle 节圆 | pitch coal 沥青煤,烟煤 | pitch coke 沥青焦炭

dioptric：折射光学的

dioptre 屈光度 | dioptric 折射光学的 | dioptrics 折射光学

Saturdays are fun：星期六很有趣

6. Saturdays are fun.星期六很有趣. | fun 为不可数名词,"快乐,有趣",在此做表语. | That must be fun. 那一定很有趣.