Agricultural machinery field operation quality standards Heilongjiang Provincial Technical Supervision Bureau released Foreword This standard is to strengthen the quality management of agricultural machinery field operations, ensure the correct implementation of agricultural technology ......
“This year, the industrial economy is still facing a very severe situation. Even if some industries and some regions have seen some positive changes, the deep recession of the international economic recession and the unreasonable domestic industrial structure are difficult to change in the s ......
With the announcement of the "Iron and Steel Industry Adjustment and Revitalization Plan" (hereinafter referred to as the "iron and steel planning"), the plans for various major steel-producing provinces are also being formulated intensively. The CBN reporter learned yesterday ......
Executive Vice Mayor of Chongqing Huang Qifan (third from right) and Chairman of SAIC Group Hu Maoyuan (third from left) visited the SIH company’s new northern district base April sunshine is warm and the April spring breeze is refreshing. It awakened the grass, opened the flower buds, ble ......
I. Rice (1) Select drought-tolerant rice varieties. Generally, upland rice is more drought-tolerant than common rice varieties. Large- and low-sorghum varieties are more resistant to drought than drought-resistant varieties; hybrids are more resistant to drought than conventional ones. ......
Stampings are an important part of the car. According to statistics from the Gasgoo Automotive Research Institute (auto.gasgoo.com), each vehicle contains an average of more than 1,500 stampings, including doors and side panels in addition to large panels. , cover, chassis, floor, etc. In recent ......
It is expected that the heavy-duty truck market is expected to achieve sales of approximately 500,000 vehicles in 2009, and Weichai will synchronize its industry level. Investment and infrastructure construction have driven the recovery of the heavy truck market, and the volume of road freight is ......
“This year coincided with the 40th anniversary of Dongfeng Construction. The Dongfeng Commercial Vehicle, which was the birthplace of Dongfeng Motor and the main force, also celebrated its 40th anniversary. Therefore, at this Shanghai Auto Show, we not only showcased our products but also ad ......
The advantages of microwave vacuum drying equipment 1, efficient Conventional vacuum drying equipments use steam to heat and need to be heated from the inside to the outside. The slow heating requires a large amount of coal. The microwave vacuum drying equipment uses electromagnetic wave heating ......
On May 13, the executive meeting of the State Council decided to advance and speed up the implementation of major national science and technology projects in 11 major countries, such as the development of large-scale oil and gas fields, coalbed methane development, and the control and treatment of ......