?准平原期

... 原期汇票 time drafts 准平原期 peneplain stage 还原 1.(恢复原状) return to the original condition or shape; restore2.[化学] (还原作用) reduction; deacidizing; deoxidation; recondition; electronation; regeneration; revivification; resetting; vatting; reducing◇还原剂 reducer; reducing agent; reducing matter; reducing material; reducing medium; reductant; 还原酶 reductase; reducase ...