"We expect that the production of the German machine tool and equipment manufacturing industry will continue to grow in 2012, and will even increase by 4%," said Dr. Thomas Lindner, president of the VDMA Association, at the Frankfurt Association Press Conference. “According
The Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, recently made a breakthrough in the preparation of catalysts for the asymmetric hydrogenation of aryl ketones. For the first time, researchers have combined non-chiral phosphines with rigid chiral cyclic diamines designed and sy
Submersible sewage pump flow range of 3-6000m3 / h, head is 7-100m, power is 0.25-315KW. WQ-type submersible sewage pump is one of more used, it is suitable for industrial and mining waste water discharges below 40 ° C, domestic sewage, manure or liquid containing fibers, paper and other non-cor