The review discusses many ways of preparing hydrazine through hydrolysis of Azine, and the effects of catalyst to yield of hydrazine by hydrolyzing azine.
The results of the trial were further analyzed, including students' average scores, the difficulty, discriminability for each item, and the validity and reliability for the whole test.
As soon as the long-distance pipeline is put into use after being built up, both the construction and the production unit will try every means to remeasure the length of the employed pipeline.