What should the water pipe valve leak?
Editor: MengjieBEIJING, Aug. 7 (Xinhua) -- China will soon launch a new round of central environmental inspections covering eight provincial-level areas, as the country finishes nationwide investigations into local environmental protection efforts, according to an official statement Monday.A total o
Switzerland has developed a "nanovalve" that can control individual particles
We will Exhibition Note: Office des Foires et Expositions de Casablanca (OFEC) Booth: C11 ( 20th,Nov - 22th, Nov 2017)Add: Rue Tiznit, Face à la Mosquée Hassan II Casablanca - 20000 - Maroc.
The Communist Party of China (CPC) added "Xi Jinping Thought on Socialism with Chinese Characteristics for a New Era" to its Constitution on Tuesday.