projection ratio凸出: cripling; embossment; bulge; ...比: 2凸出比(焊接): convexity ratio凸出: cripling; embossment; bulge; protrude; project 凸出的眼睛 protruding eyes读出比: read around ratio; read-around ratio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:凸出比，即可在微信中查询翻译
