first cutting for regeneration的意思|示意

前伐 ... 预备伐 preparation cutting; preparatory cutting; preparatory stage; preparatory thinning 前伐 cutting in advance; first cutting for regeneration; pre logging; prelogging 预备 prepare; get ready 预备饭 get a meal ready; 预备考试 prepare for an exam; 事先预备 be prepared beforehand; 我们必须为客人预备一个房间。 we must prepare a room for our guest. 各就各位, 预备, 跑! ready! set! go!; on your mark! get set! go!; 预备队 reserve force; reserves; 预备队员 [体育] a spare man; 预备会议 preparatory meeting; 预备会员 associate; 预备活动 prolusion; 预备金 reserve fund; 预备考试 pretest; 预备轮胎 stepney; 预备期 probationary period; 预备人员 understudy; 预备时间 [工业] readiness time; 预备役 [军事] reserve duty; 预备知识 pre-knowledge ...