查询词典 plane concave

convex closure of saddle function：鞍函数的凸闭包

鞍函数的凹闭包|concave closure of saddle function | 鞍函数的凸闭包|convex closure of saddle function | 鞍形分界线环|saddle separatrix

strictly convex function：严格凸函数

strictly concave function 严格凹函数 | strictly convex function 严格凸函数 | strictly convex space 严格凸空间

strictly convex function：绝对凸函数

"绝对凹函数","strictly concave function" | "绝对凸函数","strictly convex function" | "绝对递增函数","strictly increasing function"

convex lens：凸面镜

convex concave 凸凹形 | convex lens 凸面镜 | conveyor 传送装置,捡拾机

double convex lens：双凸透镜

双凹透镜 double-concave lens | 双凸透镜 double-convex lens | 交直流发电机 double-current generator

double convex lens：雙凸面透鏡 = 雙凸透鏡

double concave lens 雙凹面透鏡 = 雙凹透鏡 | double convex lens 雙凸面透鏡 = 雙凸透鏡 | double galaxy 雙重星系

cylindrical convex lens：柱面凸透镜

cylindrical concave mirror 柱面凹镜 | cylindrical convex lens 柱面凸透镜 | cylindrical convex mirror 柱面凸镜

a convex mirror：凸的 [例]

34. concave 凹的 | 35. convex 凸的 [例] a convex mirror | 36. electricity 电流 电 电学

convex cutter：凸形铣刀

concave cutter 凹面铣刀 | convex cutter 凸形铣刀 | cross joint 十字接头

convex cutter：凸鑼刀片

solid carbide slitting saw 鑽石鋼鋸片 | convex cutter 凸鑼刀片 | concave cutter 凹鑼刀片

Cardinals：基數 Ordinals 序數

Have a nice trip. 旅途愉快 | Numbers (數字) 基數與序數 | Cardinals 基數 Ordinals 序數

plasters：石膏

plaster of paris 熟石膏,烧石膏,半水石膏 | plasters 石膏 | plastic Solution 粘性溶液