reconnaissance work踏勘: make an on-the-spot survey; ...工作: work; operation; working; op ...踏勘: make an on-the-spot survey; scouting◇踏勘测量 exploration survey勘工具: prospecting tool地踏勘: geological reconnaissance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:踏勘工作，即可在微信中查询翻译
