At the 62nd IAA Commercial Vehicle Show held in Hannover this week, the Volkswagen Commercial Vehicles Division will launch a pickup concept car. Today, Volkswagen announced the first official pictures of the model, which revealed the appearance of Volkswagen's first pickup product. T…

Affected by many economic factors in the United States and the sluggish sales of new cars in the North American market, Japan’s Kosaka Manufacturing Co., Ltd., as well as Japan’s Toyota Production Co., etc., have successively stated that they will adjust their productio…

In the first half of 2008, Foton Motors performed better than expected. The company realized operating revenue of 18.451 billion yuan, an increase of 29.46% over the same period of last year; operating profit of 390 million yuan, an increase of 10.36% over the same period last year. …

1. introduction

Conductive heating cutting is a non-traditional cutting method with a unique machining mechanism. The tool wear has completely different wear patterns and wear patterns from the traditio…

Check valve, also known as check valve or check valve. Used in hydraulic system to prevent reverse flow of oil. Check valves are straight-through and right-angle two. Straight through check valve with threaded connection installed in the pipeline. Right angle check valve threaded connections, p…

“As the large-scale multi-million-tonage PTA/CTA unit developed by Jinxi Chemical Machinery Group Co., Ltd. has passed the inspection and acceptance by experts, the PTA/CTA dryer has been monopolized by foreign countries and has been monopolized by one million tons of ethylene core equip…

In September, Meng Tao, director of the Chery Beijing Office on the second floor of Block B of the Marriott International Apartment in the East Third Ring Road, began to be busy. He will soon welcome new colleagues here, and the Beijing Office will also become Chery Jing Mengda. The throa…

At noon on August 28, 2008, the underground special operations department of Zhongyuan Oilfield applied the crack forced closing technology to perform fracturing on the well No. 1-12. The construction of a total injection of 251.3 cubic meters of fracturing fluid, the average sand ratio of 24.…

1 Overview

In recent years, many scientific researchers at home and abroad have devoted laser speed measurement technology to displacement measurement. Such as the West Germany Institute of Physics and Technology successfully de…