【单选题】以下关于自动生化分析仪的说法错误的是
E.
朗伯-比尔定律不适用于十化学测定技术的浓度计算
【单选题】It can be inferred from the text that________.
A.
Lincoln prepared his speech very carefully before he went to Gettysburg
B.
Lincoln was very busy at the time and didn't have much time to prepare his speech
C.
Lincoln's speech was full of rich words
D.
Lincoln's speech was very long
【单选题】动作经济原则包括肢体使用原则、作业配置原则和( )
【单选题】According to the text, the mayor of London, Ken Livingstone seems to be very supportive of the congestion charging scheme because of
A.
his interest in traffic.
B.
the weak response of politicians.
C.
his political motives.
D.
the complexity of the problem.
【单选题】从事生产经营的纳税人外出经营,自同一地区连续12个月内累计超过()天的,应当自期满之日起30日内办理税务登记。
【单选题】螺纹在剖视图或断面图中的剖面线应画到()。