YPG Disc-type Syrup Filter is ameliorated by our national condition , which fetch in German companies\'manufacturing technology and absorbed by our company .
YPG水平圆盘式式糖浆过滤机系引进德国公司制造技术，经我公司消化吸收，并综合我国国情改进而成。
Bacteria from coking wastewater treatment sludge samples were directly plated on three different isolation media ( YPG 、 LB and WW ) and the biodiversity of isolates was examined with DNA fingerprinting .
Bacteria from coking wastewater treatment sludge were cultured on three different isolation media ( YPG ? LB and WW ) and the biodiversity of isolates was examined with ERIC \\ | PCR fingerprinting .
