Melt crystallization was used to purify mixture of musk DDHI.
用熔融结晶技术从DDHI混合物中分离提纯人造麝香DDHI,结晶的适宜条件为 :结晶时间2h ,降温速率 4℃ /h ,通氮气 ,发汗时升温速率为 6℃ /h ,发汗时间为 30min。
Recrystallization was used to purify mixture of musk DDHI.
测定了人造麝香DDHI在不同质量分数的乙醇水溶液中的溶解度 ,并用重结晶的方法提纯DDHI,适宜的工艺条件为 :用质量分数为 80 %的乙醇水溶液作为溶剂 ,将液态DDHI溶于 6 0℃的溶剂中 ,缓慢冷却至 2 0℃进行重结晶 ,溶液的pH =7,乙醇水溶液与DDHI的质量比为 2 3～2 6 ,进行二至三次重结晶可得到质量分数大于 99 5 %的DDH
This yoghurt contains no artificial flavouring or colouring.
这种酸乳酪不含人造香料或着色剂.
This drink contains no artificial flavoring or coloring.
这种饮料不掺人造香精或着色剂。
Separation and identification of a perfume for paper by GC/FTIR;
GC/FTIR联用法鉴定纸用人造香料
Why is lemon juice made with artificial flavor, and dishwashing liquid made with real lemons?
为什麽柠檬汁是用人造香精做的，而洗碗液是用真正柠檬做的？
One that makes or sells perfumes.
制造或出卖香水的人
87. Many areas of our city are built on or below natural or man-made slopes.
８７．香港不少地区位近天然或人造斜坡。
create a special place called Urban Shangri-la for city-dwellers.
城里人创造一个名叫 “城中香格里拉”的 特别地方.
Second, conditions must be created for a smooth take-over of the government by Hong Kong residents.
二是要创造条件，使香港人能顺利地接管政府。
Mandatory Worker Registration System in Construction Industry in Hong Kong and Its Reference to Mainland
香港特区强制性建造业工人注册制度及借鉴
The oil itself, used extensively in perfumery.
香柠檬油香柠檬油，广泛用于制造香料
The Egyptians stored perfumes in tall stone bottles with narrow necks, while the ancient Greeks kept them in hand-painted, animal-shaped vases.
埃及人将香水装在瓶颈窄细的瘦长石瓶中保存；古希腊人则以手绘动物造型的瓶子来保存香水。
There was concern about possible adverse impact which the interpretation might have upon the rule of law.
一些人担心人大常委会的解释会对香港的法治造成负面影响。
Recently, through its re branding efforts, Hong Kong is inteading to differenti ate the city in the minds of outsiders.
香港最近在进行重新塑造自我形象的宣传活动，旨在使外人对香港有一个崭新的看法。
A tasteful flavour consisting of Vanilla, Walnut& Honey has been added.
其极宜人的山胡桃果香及香草韵味，伴随分量恰到好处的肉桂精华，造就独特的品烟快感。
Researchers have identified six coumarin derivatives that exert antispasmodic and vasodilatory effects.
研究人员发现,造成六名香豆素衍生物、安神扩血管效应.
They restored Jerusalem as far as the Broad Wall.
其次是作香的哈拿尼雅修造；这些人修坚耶路撒冷，直到14宽墙。
"The Egyptians made candy from honey (combined with figs, dates, nuts, and spices), sugar Being unknown."
埃及人用蜜(混合无花果、枣、坚果和香料)制造糖果,当时还未发现糖。
Use the theme, characters and plot of" In the face of demolition" to show how the film reflected Hong Kong living situation in the50' s.
请以「楼春晓」主题,人物塑造和剧情来说明五十年代香港的生活面貌.