surface patch曲面: hook face; curve; curved sur ...部分: part; section; portion地面部分: above ground portion; ground segment后面部分: aft section平面部分: flat flat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:曲面部分,即可在微信中查询翻译