Hengtu Machinery Co., Ltd: Efficient and low cost grinding mill with classifier for powder in 300-3000 mesh, wear-resist and prolong service life time, powder manufacturer of calcium carbonate,
... Read more
Jiangsu Coolgen Power Equipment Co.,Ltd: As one of the most professional diesel generator, trailer power generator, containered diesel genset, canopy generator, 21-75 KVA manufacturers and suppliers
... Read more
High Gain Industrial Limited: We're professional sporting goods, carbon fiber ships, industrial parts, gift items, adhesive films manufacturers and suppliers in China. With abundant experience, we
... Read more
leDs vs. hps lamps: a Reality check Table 1. examples of the electrical efficiencies of lamps as determined at Utah state Univer-sity. lamps with higher