In the propagation of light, the wavefront is limited by apertures or particles that are equivalent to the wavelength scale, and diffraction and …
Xiling snow scenic area prohibits the provision of boiled water known as anti-visit surface noisy diesel generator | diesel generator price / 2013-02-1…
After the auto market generally reaped a good start in January, most dealers did not formulate a special promotion pl…
“At present, the traditional electric energy meter market has entered a period of moderate growth from a period of rapid growth. The entir…
According to incomplete statistics, as of January 22, 2013, a total of 38 listed companies in the auto parts industry released 2012 annual performance forecast, 22 companies forecasted net profit to decline year-on-year, accounting for nearly 60%, with a single product and customer struct…
In February 2013, Shell announced a notice on the website, which informed Shell that the company will change its position in the so-called “Brent Crude (95.79, -0.07, -0.07%) spot market on Mondays (Dated Brentmarket). )" In terms of SUKO90 in the contract that began in Ma…
With the development of freeway toll-by-weight rates, the state has scrutinized the implementation of overweight-overloaded road transport measures, and logistics companies have turned from overloaded to profitable. The standardization of heavy trucks has become a hot topic in the industr…
As the domestic automobile industry matures, all domestic laws and standards are also aligned with European and American countries. The new national standard GB7258-2012 “Technical Conditions for Operational Safety of Motor Vehicles†as implemented from September 1, 2012 stipu…
China's machine tool industry has maintained a high-speed development period of nearly 10 years. This period has greatly enriched …
According to the statistics of China Association of Automobile Manufacturers, the sales rankings of the top ten sedan brands in 2012 were: Fox …
In the overall development of the industrial economy in 2012, the equipment manufacturing industry is facing more diffi…
On February 18, 2013, it was learned that Wang Yaohai, chairman of Shanghai Op Lighting, recently stated at the National Distributors Conference of the 2013 Commercial Division that this year will officially become the first year of Optel Lighting's LED commercial market. It is estimat…