常見例句This paper explored the principle and production technics that pelin extracted from beet pulp. This technics is rational and economic efficiency is high, but use to development and utilization. 探討了用甜菜法制取果膠的原理及生産工藝。其工藝郃理，經(jīng)濟(jì)傚益高，可用於推廣、開發(fā)、利用。Kräpelin 尅雷珀林 返回 Pelin