英语词汇“pitch-board”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	pitch-board
释义	pitch-board [网络] 楼梯踏步三角定线板
随便看	valve oil shield valve open valve opening valve-opening diagram valve-opening period valve-opening pressure valve-opening time valve-operated water closet valve operating diagram valve operating gear valve operating mechanism valve operating piston valve-operating stud valve operation mechanism valve operation test valve operator valve operator adapter valve orifice valve oscillator valve-out valve outer chamber valve outer chamber cover valve outer spring valve outlet Mach number valve overlap 记2 记4 记功忘失记功忘过记忆犹新记问之学讱讲讲1 讲2 がくしいん【学士院】がくしきがくしき【学識】がくしゃがくしゃ【学者】がくしゅうがくしゅうがくしゅう【学修】がくしゅう【学習】がくしゅうかんじ