题目: 佐剂的定义及作用是什么? 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2018/0324/2c2a016b12e13c637c00b1a291ca3daf.html 下面是错误答案,用来干扰机器的。参考答案:错
题型:完形填空 Hello! I have four classmates. Do you want to know what they 56 ? Let me tell you. Wang Lin is the capital of the basketball team. He is tall and he is 57 medium build. He has short straight hair. Wang Lin is very popular in my class. Mary is thin and she is 58 heavy. She has short curly blond hair. She is good –looking but she is a little bit quiet. Xu Quian loves 59 jokes. She is short and a little heavy. She has beautiful long black hair. She never stops talking. Mike is a good student. He is very tall. He has curly brown hair. He 60 reading and playing chess. Which one of them do you like best, could you tell me?小题1:A.looks likeB.look likeC.look atD.looks at小题2:A.atB.inC.ofD.for小题3:A.littleB.kindC.kind ofD.lots of小题4:A.to talkB.sayingC.tellingD.to speak小题5:A.likeB.enjoysC.loveD.liking 查看答案
题型:选择题 一架JPT-5型托盘天平,全部砝码为10g一只,20g二只,50g一只,100g二只、200g一只,现在用它称量质量为275g的物体,称量时下列四种加减砝码的顺序最为合理的是(“+”号表示在右盘中加入砝码,“-”号表示取去砝码)( )A.+200g+100g-100g+50g+20g+10g-10g+游码B.+100g+100g+50g+20g+10g-10g+游码C.+200g+50g+20g+游码D.+200g+10g+20g+20g+10g+游码-游码-20g-10g+50g-10g+游码 查看答案
题型:选择题 谷氨酸钠是味精的主要成分.研究表明,味精的鲜味与溶液的酸碱度有关系,当pH为6-7时,鲜味最好;另外,还与温度有关,其水溶液经120℃以上长时间加热,不仅鲜味消失,而且会生成对身体有害的焦谷氨酸钠.对下列说法不正确的是( )A.谷氨酸钠能溶于水B.谷氨酸钠在加热条件下生成焦谷氨酸钠是物理变化C.菜烧熟起锅后再加味精比炒菜过程中加味精更有利于人体健康D.加入味精时,应避免在酸性较强或碱性较强的条件下使用 查看答案
题型:单项选择题 绘制级配曲线宜选用以粒径为横坐标(()分度)、级配数值为纵坐标(算术分度)的半对数直角坐标系,也可选用对数机率直角坐标或其他坐标系。粒径标度宜采用Φ分级。A、对数 B、指数 C、系数 D、整数 查看答案