planar parallelism面: face平行: of equal rank; on an equal f ...性: nature; character; dispositi ...冰面平行脊: parallel bands端面平行差: sides out of parallel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:面平行性，即可在微信中查询翻译
