Wärtsilä received the order of Qidong COSCO Offshore

Wärtsilä, a leading provider of innovative products, solutions and services for the marine industry, has once again signed an integration plan with COSCO (Qidong) Offshore Engineering Co., Ltd. to supply equipment for another DP3-class dynamic positioning offshore accommodation platform.

Dynamic process simulation of air-cooled heat pump water chiller unit

Volume I, the first phase of the Journal of Engineering Thermophysics, dynamic process simulation of juvenile air-cooled heat pump water and hot water unit Fu Long Ding Guoliang Zhang Chunlu Zhonghua Shanghai Institute of Refrigeration and Cryogenic Engineering, Shanghai Jiaotong University A

Tortuous recall of cars

Tortuous recall of cars

Behind the recall, it is the tortuous course of “accidents – rights protection – manufacturers insist that quality is no problem â€

Characteristics of rare metal ore beneficiation

Most noble metal complex oxide ores, low grade ore, and often associated in the same deposits, a wide variety of symbiotic valuable metal components, and therefore, most of refractory ore rare metal, and has the followi