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【简答题】
采用Q检验法对测定结果进行处理时,当Q计算 允许误差也称为公差,是指进行多次测定所得到的一系列数据中最大值与最小值的允许界限(也即极差)。( ) 定量分析中产生的系统误差是可以校正的误差。( ) 有效数字当中不包括最后一位可疑数字。( ) pH=2.08的有效数字为3位。( )
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知识点：
皮皮学刷刷变学霸
举一反三
【多选题】营养性巨幼红细胞性贫血的临床特点为（ ）。
A.
患者面色苍黄，乏力，毛发稀黄
B.
红细胞数较血红蛋白减少更明显
C.
红细胞体积变小
D.
骨髓中出现巨幼红细胞
E.
用铁剂治疗有效
【简答题】人传人(英语)
【单选题】You want to display the titles of books that meet these criteria: 1. Purchased before January 21, 2001 2. Price is less then $500 or greater than $900 You want to sort the results by their data of pur...
A.
SELECT book_title FROM books WHERE price between 500 and 900 AND purchase_date < '21-JAN-2001' ORDER BY purchase_date;
B.
SELECT book_title FROM books WHERE price IN (500,900) AND purchase_date < '21-JAN-2001' ORDER BY purchase date ASC;
C.
SELECT book_title FROM books WHERE price < 500 or> 900 AND purchase_date < '21-JAN-2001' ORDER BY purchase date DESC;
D.
SELECT book_title FROM books WHERE (price < 500 OR price> 900) AND purchase_date < '21-JAN-2001' ORDER BY purchase date DESC;
【判断题】Jim and his brother are as like as two peas. The sentence is a figure of simile.
A.
正确
B.
错误
【单选题】Look at the list below. It shows the titles of chapters from a book about management. For questions 1-5, decide which chapter(A-H)each person should read. For each question, mark one letter(A-H)on you...
A.
B.
C.
D.
E.
F.
G.
H.
【单选题】She and her motherare as like as two peas. 划线部分可译为：
A.
像两颗豌豆一样
B.
一模一样
C.
一点也不像
D.
没有共同点
【简答题】人传人英语怎么说?
【单选题】下列哪项不属于营养性巨幼红细胞性贫血的临床特点( )
A.
患者面色苍黄，乏力，毛发稀黄
B.
红细胞数较血红蛋白减少更明显
C.
红细胞体积变小
D.
骨髓中出现巨幼红细胞
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