Most of the time we just ate snacks and fast food.多数时候我们只吃点心和快餐。A wide variety of hot and cold snacks will be available.会有各种冷热小吃。Do you eat sweets, cakes or sugary snacks?你吃糖果、蛋糕或甜点吗？...
O - antigen in an important component of outer membrane of Gram - negative bacteria.抗原是革兰阴性菌外膜的重要组分.Results In those pathogen there 52 % is Gram - positive bacteria, there 48 % is Gram - negative bacteria.结果致病菌中革兰氏阳性菌占52...
Carbonation is the combination of carbonate or bicarbonate ions with minerals.碳酸作用是碳酸根离子或重碳酸根离子与矿物的化合作用.How to prevent concrete from freezing - thaw and carbonation is very important.研究如何防止混凝土冻融、碳化具有重要意义.The process of c...
是什么吸引你登上舞台的?What's the attraction of going on the stage?两支部队分守舞台的左右侧，中间隔着一块空出的场地。Two armies are situated stage right and stage left with an open area separating them.“ 芝加哥不是初登舞台的地方, " 他说." Chicago is no place to get...