2012-3-8 8:51Our classrooms have reached a point where they must be reformed!" Recently, at the "Connotative Development, Character Innovation" Principal Forum held by the ......
2012-3-6 8:48International Online Report (reporter Yan Xi): On the 21st, representatives from the civil aviation industry of 32 countries including Russia, China, the Unite......
2012-3-2 8:46Information Times comprehensive report - According to British media on the 20th, seismometers installed by astronauts on the moon have shown that the moon has ......
2012-2-18 9:18Are you suffering from allergies? If not, consider purchasing an air cleaner specifically designed for allergy care. Anti-allergy cleaners recognize that a sig......
2012-2-9 15:26Industrial Uses of Acrylic Acid and Its Resins
Acrylic acid is an organic compound with the chemical formula C3H4O2, being the simplest unsaturated carboxylic......