词汇	witand
释义	witand 🌏智慧
随便看	parabolic trough collector parabolic trough concentrator parabolic-trough concentrator parabolic-trough focusing collector parabolic trough solar collector parabolic trough solar concentrator parabolic trough solar thermal power Parabolic Trough System parabolic truss parabolic twin cylinder aerial parabolic type parabolic umbilic parabolic valve parabolic variational inequality parabolic variational inequation parabolic vault parabolic velocity parabolic velocity distribution parabolic velocity profile parabolic velocity reentry parabolic veolcity parabolic voltage parabolic wave parabolic wave equation parabolic waveform