【Abstract】 Valve procurement has to go through many links, but the key link to ensure quality is mainly the purchasing department's procurement technical requirements, which is an important link. With the construction of domestic engineering projects, the valve manufacturing unit wi

1, the first major migration The first major manufacturing migration took place at the beginning of the 20th century, when the United States took over the UK to undertake global manufacturing. In the United States, which benefited from the second industrial revolution, the domestic industrial deve

In the past 30 years, as one of XCMG's first "fist" products to enter the international market, XCMG loader has been striving for stability in the development of the international market. Since entering the overseas market from a sudden emergence, it has consistently ranked first in C

Life is not only in front of you, but also in poetry and distant fields. Wherever there is goods, the unfixed route meets the beautiful scenery. Running long-distance transportation, although the road is hard, but taking the road as the scene, taking the car as the home of the pleasure and en

The iterative renewal of crops and quality upgrading are usually done through crop breeding, breeding and cultivation research. In order to accurately examine the characteristics of new varieties, it is necessary to strictly test the quality of all aspects of the seeds in the plot test,

1. Adopt high-efficiency energy-saving water pump and high-efficiency low-loss motor, and improve the efficiency of the transmission device. 2. Correctly select the power of the pump motor. Prevent "big horse carts". Replace the pump motor with an excessive capacity. When the motor power

Lu Jixian, Chairman of Shandong Haoxin Group, and Gu Hengchang, General Manager of Shandong Haoxin Changsheng, went to the German headquarters of ZF ( ZF ) to hold high-level meetings with leaders such as Mike Wrobel, senior manager of Global Purchasing Headquarters. During the meeting, the t

The 14th China Industrial Forum was held in Guangdong to recognize outstanding enterprises that have made outstanding contributions to the development of China's industrial economy. Weichai Power won the “China Industrial Model Enterprise”. The 14th China Industrial Forum was

Recently, many friends have asked about the installation of elevator wireless monitoring. Today we will come to understand. Elevator is an important closed public area of ​​the building and a key channel for access to the upper and lower. Elevator video surveillance plays an importan

At present, the application of the “Safe City” intelligent integrated management platform in the construction of smart cities mainly faces the following major development bottlenecks: 1. Communication protocol and interface standards are not uniform The compatibility of platform soft