Jiangsu introduces new regulations - sending non-green plastic bags will be punished January 30, 2020 In our lives, we go to the market to buy food. The stall owner uses the free ultra-thin plastic bag ...
Silicon film solar cell conversion rate world record is refreshed January 29, 2020 Stable photoelectric conversion efficiency up to 13.6% A research team compo ...
Progress in research on glacial black carbon in southeastern Tibet, where the Tibetan Plateau is located January 29, 2020 The black carbon emitted from the combustion of biomass and ...
Does the toilet floor do not have a slope? January 29, 2020 Â Miss Zhuo at the International Maritime Garden Just finished renovation! The bathroom in the ...
Bosch angle grinder how Bosch angle grinder price January 29, 2020 As one of the largest industrial companies in Germany, Bosch power tools have the world's lead ...
Eight major things to pay attention to when purchasing furniture January 29, 2020 Furniture is the protagonist of space. How to match the furniture that looks ...
How automatic sensing doors work January 29, 2020 When the automatic door sensor detects that someone enters, it transmits the ...
POS principle January 29, 2020 1.POS machine principle - Introduction POS, the full name of Point Of Sales, Chinese meaning is a s ...
Ground source heat pump air conditioning January 29, 2020 [Asia pump network] Ground source heat pump air conditioning is a new type, high-end, durable heati ...
Development status and trend of CNC tool industry in 2015 January 28, 2020 Abstract Since 2014, China has bid farewell to the high-speed growth of about 10% in the past ...
How to distinguish seals January 28, 2020 With the increasingly fierce competition in the market, everybody has used various means to obtain t ...