On September 6, leading semiconductor supplier STMicroelectronics (STMicroelectronics, called ST; NYSE code: STM) has created a precise altitude measurement of mobile phones as well as other portable devices and pressure sensors. This sens…

Late October to early November, reporters and researchers dispatched to Northeast China, North China and East China as well as other areas, in some drinking water, drainage canal, the pharmaceutical industry, Manual batch manage water mete…

Principle of important structures and pressure-pressure gauge 1. stress gauge's major structure The overflow hole: in case of emergencies with the Bourdon tube bursts, the internal pressure might be released towards the outdoors globe by m…