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【单选题】
高效液相色谱法测定中成药含量主要采用A.
峰面积归一化法
B.
外标法
C.
内标法
D.
标准曲线法
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举一反三
【多选题】关于检查井的说法，正确的有（）
A.
深而长的暗沟（管）、渗沟及渗水隧洞，在直线段每隔一定距离及平面转弯，纵坡变坡点等处，宜设置检查井
B.
检查井内应设检查梯，井口应设井盖
C.
井基如遇不良土质，应采取换填、夯实等措施
D.
深度大于20m的检查井，除设置检查梯外，还应设置安全设备
E.
检查井一般采用圆形，内径不小于0.50m
【简答题】简述EAS系统的工作原理
【简答题】书面表达。请阅读以下一则来自China Daily 的报道： Beijing--A great many people in several cities of East China are suffering from viral conjunctivitis, commonly known as 'pink eye.' Nearly 5,000 have asked for medical h...
【简答题】EAS
【单选题】______ processing offers many ways to edit text and establish document formats．you can easily insert, delete, change, move and copy words or blocks of text.
A.
Data
B.
Database
C.
Word
D.
File
【简答题】High-quality customer service is preached(宣扬) by many, but actually keeping customers happy is easier said than done. Shoppers seldom complain to the manager or owner of retail store, but instead will...
【简答题】[A] dull [B] rough [C]eas [D] smooth
【简答题】E As Americans’ health and fitness levels continue to decline, many of those in the worst shape are afraid to go to a “regular” gym to improve their poor health. They somehow feel embarrassed and don’...
【简答题】High-quality customer service is preached(宣扬) by many ,but actually keeping customers happy is easier said than done. Shoppers seldom complain to the manager or owner of a store, but instead will aler...
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