This method involves freezing the protein solution on the walls of a round bottomed flask and sublimating the liquid in a vacuum.
这个方法包括将蛋白质溶液在圆底烧瓶的瓶壁上冰冻，和在真空中让液体升华。
Currently, the apparatus used in distillation and other chemical reactions include round bottom flask, two necked bottle, three necked bottle, and etc.
现行的用于蒸馏和化学反应的烧瓶类玻璃仪器，有园底烧瓶、两颈瓶、三颈瓶等。
In a 250-cc. three-necked, round-bottomed flask provided with a mechanical stirrer is placed 21.2g. (0.2 mole) of benzaldehyde , and 18.6 g. (0.2 mole) of aniline is added with rapid stirring.
在250毫升。三口，圆底烧瓶用机械搅拌器提供放置二十一点二克。（0.2摩尔）苯甲醛，和18.6克（0.2摩尔）苯胺的加入快速搅拌。
It mainly consists of mattress body with round and rectangular recess, isolating casing, duct, urine flask, and quilt cover;
主要由带圆形及长方形凹槽的垫体、分隔套、导流管、尿壶、防踢被盖组合而成；
It mainly consists of mattress body with round and rectangular recess, isolating casing, duct, urine flask, and quilt cover;
主要由带圆形及长方形凹槽的垫体、分隔套、导流管、尿壶、防踢被盖组合而成；
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