A new viewpoint of chemical - and - plant integrative fixation is put forward.提出了开展化学 - 生物一体化固沙新观点.In the course of its development, an integrative aggregative tension appeared.在教育政治学发展的过程中, 出现了两种张力:整合的张力和多元的张力.Hence ena...
Chitin synthase is the important enzyme that converts UDP - GlcNAc to chitin.摘要几丁质合成酶是生物合成几丁质的关键物质.Chitin, chitosan are recycling natural polymers with abundant and excellent properties.甲壳素 、 壳聚糖是可再生的天然高分子化合物,来源丰富、性质优良.C...
In twenty years of mar-riage he has only taken two proper vacations.结婚二十年里，他只像样地度过两次假。Don't allow a minor irritation in the workplace to mar your ambitions.不要让工作中的一点烦心事打击了你的雄心抱负。It was not the custom for elderly peo...
Ducts and pipes crisscross.管道纵横交错.Four - lane highways crisscross the country.四线干道纵横交叉布于全国.These concepts are inter - related and differentiate, making a crisscross network of dialects.这些哲学概念之间互相联系、又互相区别, 构成了一幅纵横交错的辩证图景....