初步找到了一种较为合适的由糠醛制取糠醇的生产方法.A fairly appropriate method to synthesize Furfural Furfural is preliminarily found.糠醇是一种重要化工原料,其生产方法有两种: 糠醛液相加氢和气相加氢.There are two Methods: To product furfuryl alcohol: liquid phase and gas phase...
The sky was jewelled with stars.天空镶着一颗颗珠宝般的星星.A pair of jewelled earrings will liven up this dress without detracting from its simplicity.一对宝石耳环会让这件礼服更出彩而又不失简洁。The cloudless sky was jewelled with myriads of glittering st...
President Kaunda fulfilled his promise of announcing a date for the referendum.卡翁达总统兑现了他的承诺，宣布了全民公决的日期。The cock was announcing the start of a new day.雄鸡正在报晓。Today he is formally announcing his candidacy for President.今天他...