【判断题】用蒸馏法测化合物沸点,烧瓶内装被测物的多少影响测定结果。
【判断题】用蒸馏法测沸点,烧瓶内装被测化合物的多少影响测定结果。
【单选题】哪一年教育部要求各高校制定各项突发公共安全事件的处置应案
【判断题】用蒸馏法测沸点,烧瓶内装被测化合物的多少会影响测定结果。
【判断题】基因导入体内可能刺激免疫系统,从而引起免疫反应。
【单选题】Which of the statements is not true about the International Atomic Energy Agency (IAEA)?
A.
It is the world's center of cooperation in the nuclear field.
B.
It is a dependent international organization related to the United Nations system, the IAEA's relationship with the UN is regulated by special agreement.
C.
It was set up as the world's "Atoms for Peace" organization in 1956 within the United Nations family.
D.
The Agency works with its member states and multiple partners worldwide to promote safe, secure and peaceful nuclear technologies.
【单选题】Which of the following statements is NOT true according to the given article?
A.
Adapting the infrared scanning technology developed for military purposes and other satellites, physicist Stephen Paley came up with a quick way to take the temperature of crops to determine which ones are under stress.
B.
The goal of applying infrared scanning technology was to let farmers precisely target pesticide spraying rather than rain poison on a whole field.
C.
Paley's Remote Scanning Services Company could detect crop problems before they became visible to the eye.
D.
In spite of meeting with financial problems, Paley's company has been struggling to keep operation until now.