<正>【活动理念】学会感恩,不仅可以提升个人幸福感,还会让生活变得和谐美好。如今,随着社会的进步,孩子们的物质生活变得优越,再加上大多还是独生子女,很多孩子受尽宠溺,自
In this paper, instead of with the more expensive Fourier Transform Infrared Spectrometer(FTIR) a new technique of Temperature Programmed Transient Response(TP-TR)
A quite new type of chelating resin CarboxymethylatedPolyethylenimine-Polymethylenepolyphenylene Isocyanate(CPPI)is usedfor the preconcentration of Zn from high
Polarographic characteristics of Te(Ⅳ)-alkaline dye were investiga-ted at mercury electrode in acidic solution.It was found that the mechanismof the electrode
目的探讨ABO新生儿溶血病与孕妇血型抗体效价的相关性。方法对581例(经检测孕妇不规则抗体筛查均为阴性且和丈夫为单纯ABO血型不合)孕妇及其新生儿进行系统的血型血清学检测。
Schisandrin(1)under the Ritter reaction conditions(conc.H<sub>2</sub>SO<sub>4</sub>/CH<sub>3</sub>CN)gave trace amounts of the expected acetamidoderivatives(2a,2b).Th
The concept of pseudo orbital has been proposed, which includes the interactions of all the orbitals and extends the applicable limit of Fukui’s frontier orbit