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【单选题】
我国《化妆品安全技术规范》(2015年版)对化妆品中有害物质二噁烷的限量值是( )。A.
10mg/kg
B.
30mg/kg
C.
50mg/kg
D.
100mg/kg
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反馈参考答案：
举一反三
【判断题】6 配置竖向分布钢筋 10@200 双排,进行正截面偏心受压承载力验算确定计算配纵筋 为负值。( 边缘构件 400mm*2), 竖向分布钢筋总截面面积
A.
正确
B.
错误
【单选题】When was the Braille system officially adopted?
A.
as soon as it was invented
B.
two years after it was invented
C.
after Louis Braille had died
【单选题】下面程序的输出结果是( )。 Public class Sun { public static void main(String args[ ]) { int i = 9 switch (i) { default: System.out.println('default') case 0: System.out.println('zero') break case 1: System.out.pr...
A.
default
B.
defauolt, zero
C.
error default clause not defined
D.
no output displayed
【单选题】Who adopted Hugo after his father died?
A.
An orphan asylum
B.
Uncle Claude Cabret
C.
The station inspector
D.
Georges Melies
【简答题】It is reported that ________ adopted children want to know who their natural parents are. A) the most B) most of C) most D) the most of
【单选题】It is reported that __________. adopted children want to know who their natural parents are.
A.
the most
B.
most of
C.
most
D.
the most of
【单选题】Who drew the pictures in Hugo's notebook?
A.
Hugo
B.
Hugo’s father
C.
Papa Georges
D.
Mama Jeanne
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