题目内容
凡是能也Tollens试剂、Fehling试剂、Benedict试剂反应的糖叫还原糖，反之称为非还原糖。
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淀粉和蔗糖无还原性，但是在酸性条件下彻底水解后可以生成具有还原性的单糖。
双糖和多糖是由单糖分子通过分子间脱水以苷键连接而成的化合物。
直链淀粉只存在α-1，4苷键；支链淀粉既存在α-1，4苷键，又存在α-1，6苷键。
Exercise:Pls read through the follow Sample inquiry and find its customer type.Did you know approximately 75% of all trade show attendees set their schedule before they arrive?If your booth isn't on their schedule, they may never see you. If you think strategically, you will realize a trade show is much more than a 2- or 3-day event--it's at least a 90-day process: about 6 weeks prior to the show, the several days of the show itself, and about 6 weeks after the show. The "Before" part of this three-phase strategy is all about creating awareness and anticipation among your target customers--to ensure you are high on their "must-see" list well before they enter the show hall.To get on their schedule, take the first step: Contact us NOW!Divinitas is more than a exhibit design and services company, we are your complete, trusted trade show marketing source. So, prior to your next show, schedule a complimentary consultation with us and we will: 1) provide an exhibit design and estimate that can save you up to 40%, and 2) recommend a detailed show marketing program, including the kind of hard-hitting pre-show communications that will bring qualified customers into your booth!
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