gravity abutment重力: gravity; force of gravity; g ...式: type; style拱座: abutment; shoulder; skewback ...重力式拱坝: arch-gravity dam; arched-gravity dam; gravity-arch dam重力式: gravity retaining wall; gravity type下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:重力式拱座，即可在微信中查询翻译
