The use of the second standard mercury thermometer
The mercury thermometer is one of the expansion thermometers. It not only can measure the ...
The use of the second standard mercury thermometer
The mercury thermometer is one of the expansion thermometers. It not only can measure the ...
·Imported car dealers fear of shuffling crisis certificate change rumors
A few days ago, a message "Since July 1, 2014, vehicles produced before April 1, 2013 will not...
Analyze the development status of the general equipment manufacturing industry
General equipment manufacturing includes boiler and prime mover manufacturing, metal proce...
Intelligent LED lighting comprehensive power saving rate has exceeded 70
Intelligent LED replaces high-pressure sodium lamp, and the comprehensive power-saving rate has exce...
China's rare earth energy-saving fluorescent lamp industry has always been in the era of low profit
According to experts from the China Rare Earth Industry Association Optical Functional Materials Bra...
Explain the design and technology of a unit
First, the technical characteristics of the four-in-one unit of nitric acid The four-in-one nit...
Structure: Y-Global Globe Valve ...
Petrochemical companies want to use plastics to solve their problems
The date of the 2011 China Plastics Industry Conference was approaching on June 1. The reporter le...
Aluminum Panel Roll Forming Machine
Model NO.: forming machine ...
Color-Steel Sandwich Panel Production Line
Engagement System: Full Intermeshing ...
JD "False Motor Oil" incident refracts the hidden rules of lube oil
Recently, Jingdong suffered the first authentic "special examination" after its li...