Brief introduction of GBS-40 non-excavation pipe laying rig

GBS-40 non-excavation pipe laying rig introduction GBS-40 non-excavation pipe laying rig inherits the tradition of the quality of our drilling rigs, both in appearance and performance are much better than the previous rigs. The rig has the characteristics of compact structure, strong power, high s ...read more...

Introduction to the hazards of indoor lighting

Introduction to the hazards of indoor lighting : The long-term use of indoor lighting has invisibly disrupted the circadian circadian clock, which has changed the inherent physiological patterns of the human body. This will not only advance the mature age of human beings, but also make people ...read more...

Unreliable income becomes the biggest concern for photovolta…

With the plummeting profits of polysilicon and battery modules, the upsurge of investment in photovoltaic power plants has risen. The local power grid VS the National Grid Tianhua Sunshine 30MW project is a lucky child, through the local power grid, eliminating many approval links. Liu Mi ...read more...

Planetary gear reducer according to gear mesh classification…

Classification method of planetary gear reducer according to gear meshing The classification method of planetary gear reducer can be classified according to the standard of planetary gear reducer JB 1977-1976 of the Ministry of Machinery Industry. It has adopted the classification of planetary gea ...read more...

Yu Diamond: Continued supervision report for the first half …

Abstract China Merchants Securities Co., Ltd. About Zhengzhou Huajing Diamond Co., Ltd. The first half of 2013 continued supervision and tracking report Sponsor Name: China Merchants Securities Co., Ltd. Sponsored Company Abbreviation: Yu Diamond Sponsor Representative Name: Yang Yulin Tel: 0 ...read more...

Aluminum ceiling ceiling is a set of practical and decorativ…

[China Aluminum Industry Network] The society is making more and more progress, and people's aesthetics are getting higher and higher. Common plasterboard ceilings, ceilings for mineral wool panels, and ceilings for aluminum buckles are already unsatisfied and have practical functions. Refreshi ...read more...

Yuxi Zhengda powerful analysis of activated carbon advanced …

The ozone-bio-activated carbon process is a process that combines four technologies of physical and chemical adsorption of activated carbon, ozone chemical oxidation, biological oxidation degradation and ozone sterilization. The following is a brief introduction to two advanced treatment technolo ...read more...