Objective To study the changes of GABA receptor during the acute poisoning of unsymmetrical dimethylhydrazine(UDMH).

目的研究偏二甲基肼急性中毒时大鼠γ氨基丁酸(GABA)受体的。法放射性配体结合试验。

One of the most important one is its comfortlessness brought by the large temperature range during a day and the unsymmetrical radiation temperature difference.

制约太阳能建筑发展的一个重要素就是其昼夜温差大,室内热环境不稳定,不能提供一个长的生活空间。

The invention is applied to the catalytic reactions such as aromatic ketone unsymmetrical hydrogen transfer reaction and can achieve very high yield and enantiotropic selectivity.

此发明应用于芳香酮的不对称氢转移反应等的催反应中，可以得到很高的产率和对映选择性。