China's construction of UHV AC input electrical drive belonging to a worldwide initiative, neither foreign ready-made engineering experience to draw on, there is no standard specification can refer to. Will face many major technical difficulties, such as UHVDC line insulation…
China's lighting industry is currently in a state of continuous, rapid and stable development. This year's export situation is: in the first quarter, China's lighting products exports amounted to 7.96 billion US dollars, of which LED lighting products exports amounted to 1.67 b…
With the development of a modern society, people are increasingly demanding fruits and vegetables, and growers are using pesticides in large quantities to prevent pests and fruits from harming fruits and vegetables, leaving many pesticide residues in fruits and vegetables. At pre…
1. Check water pump supply conductors, if there is aging, damaged, leakage copper core power cable. In this case, if the shore power line, can be wrapped on the package. If the water is preferably Replace cable often Check the pump impeller for dirt, foreign objects,…
According to the UN Environment Programme, in 2010, lighting electricity accounted for 15% of the world's total electricity demand. IHS estimates that the global total revenue of the global lighting market is close to $1 trillion. The rise in electricity prices, concerns about climate …
On June 30, the General Administration of Quality Supervision, Inspection and Quarantine held a press conference in Beijing. Lu Chunming, deputy director of the General Office of the General Administration of the People's Republic of China, responded to the h…
In Chinese car owners, the proportion of car owners after 80 is much higher than that of car owners of other ages. They have more than h…