皮皮学，免费搜题
登录
搜题
【单选题】
目前用于测定病毒感染数量比较准确的方法是
A.
电镜下直接计数
B.
红细胞凝集试验
C.
蚀斑试验
D.
ID50
E.
TCID50
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
.
..
皮皮学刷刷变学霸
举一反三
【单选题】Speaking of the problems of training and motivating laborers, the author implies that ______.
A.
laborers should keep up with the rapid development of modem technology
B.
laborers pay more attention to wages
C.
laborers want to advance themselves
D.
there is a radical change in management style
查看完整题目与答案
【单选题】Speaking of the problems of training and motivating laborers, the author implies that_____.
A.
laborers should keep up with the rapid development of modern technology
B.
laborers pay more attention to wages
C.
laborers want to advance themselves
D.
there is a radical change in management style
查看完整题目与答案
【单选题】相对于常规的传感器,光纤传感器具有多个显著的优点,以下的特点中,不属于光纤传感器优点的是( )
A.
抗电磁干扰
B.
传输距离远
C.
使用寿命长
D.
对被测物体通过的速度没有要求
查看完整题目与答案
【单选题】Even at present, in South Africa______.
A.
the black laborers are killed for mining gold
B.
the black laborers have got rid of the control of white rulers
C.
the black laborers who mine gold are still exploited cruelly
D.
the life of the black laborers is highly improved
查看完整题目与答案
【单选题】以下不属于曲轴位置传感器的是
A.
霍尔式
B.
光电式
C.
热膜式
D.
磁电式
查看完整题目与答案
【多选题】员工解聘的主要方案包括
A.
解雇
B.
临时解雇
C.
自然减员
D.
调换岗位
E.
提前退休
查看完整题目与答案
【单选题】If there is a shortage of farm laborers, we would expect
A.
the wage of farm laborers to increase. ​
B.
the wage of farm laborers to decrease. ​
C.
the price of farm commodities to decrease. ​
D.
a decrease in the demand for substitutes for farm labor.
查看完整题目与答案
【单选题】According to the passage, with the development of modern industry, .
A.
factory laborers will overtake intellectual employees in number
B.
there are as many middle-class employees as factory laborers
C.
employers have attached great importance to factory laborers
D.
the proportion of factory laborers in the total employee population has decreased
查看完整题目与答案
【判断题】White laborers welcome Chinese people to help them in all kinds of jobs.
A.
正确
B.
错误
查看完整题目与答案
【单选题】According to the passage, Kathie Gifford______.
A.
was one of the underpaid laborers in New York City's Chinatown
B.
was one of the well-paid laborers in New York City's Chinatown
C.
made much money from cheap laborers in New York City's Chinatown
D.
wrote a newspaper article exposing the practice of employing cheap laborers
查看完整题目与答案
相关题目：
【单选题】Speaking of the problems of training and motivating laborers, the author implies that ______.
A.
laborers should keep up with the rapid development of modem technology
B.
laborers pay more attention to wages
C.
laborers want to advance themselves
D.
there is a radical change in management style
查看完整题目与答案
【单选题】Speaking of the problems of training and motivating laborers, the author implies that_____.
A.
laborers should keep up with the rapid development of modern technology
B.
laborers pay more attention to wages
C.
laborers want to advance themselves
D.
there is a radical change in management style
查看完整题目与答案
【单选题】相对于常规的传感器,光纤传感器具有多个显著的优点,以下的特点中,不属于光纤传感器优点的是( )
A.
抗电磁干扰
B.
传输距离远
C.
使用寿命长
D.
对被测物体通过的速度没有要求
查看完整题目与答案
【单选题】Even at present, in South Africa______.
A.
the black laborers are killed for mining gold
B.
the black laborers have got rid of the control of white rulers
C.
the black laborers who mine gold are still exploited cruelly
D.
the life of the black laborers is highly improved
查看完整题目与答案
【单选题】以下不属于曲轴位置传感器的是
A.
霍尔式
B.
光电式
C.
热膜式
D.
磁电式
查看完整题目与答案
【多选题】员工解聘的主要方案包括
A.
解雇
B.
临时解雇
C.
自然减员
D.
调换岗位
E.
提前退休
查看完整题目与答案
【单选题】If there is a shortage of farm laborers, we would expect
A.
the wage of farm laborers to increase. ​
B.
the wage of farm laborers to decrease. ​
C.
the price of farm commodities to decrease. ​
D.
a decrease in the demand for substitutes for farm labor.
查看完整题目与答案
【单选题】According to the passage, with the development of modern industry, .
A.
factory laborers will overtake intellectual employees in number
B.
there are as many middle-class employees as factory laborers
C.
employers have attached great importance to factory laborers
D.
the proportion of factory laborers in the total employee population has decreased
查看完整题目与答案
【判断题】White laborers welcome Chinese people to help them in all kinds of jobs.
A.
正确
B.
错误
查看完整题目与答案
【单选题】According to the passage, Kathie Gifford______.
A.
was one of the underpaid laborers in New York City's Chinatown
B.
was one of the well-paid laborers in New York City's Chinatown
C.
made much money from cheap laborers in New York City's Chinatown
D.
wrote a newspaper article exposing the practice of employing cheap laborers
查看完整题目与答案