Was enacted in compilation of national standards (384GB21970-22034) (2008)(Chinese Edition) - Tapa dura

The HardCover. Pub Date: 2009 Pages: 614 Language: Chinese in Publisher: Standards Press of China Chinese national standard assembly (384GB21970-22034) (2008 was enacted). a collection of 2008 formulated 54 national standards. including mandatory two standards. the recommended standard of 52. Covering agriculture. chemicals. information technology. The main crop high-temperature indicators against temperature. vehicle ethanol gasoline blending component for oil. IT embedded systems terminology standards together in this branch. Contents: GBT 21970-2008 Water histamine five biogenic amines determination of high-performance liquid chromatography GBT 21971-2008 YZD series lifting with multi-speed three-phase asynchronous motors conditions GBT 21972.1-2008 crane and metallurgical VVVF phase induction motors - Part 1: YZP series crane and metallurgical VVVF three-phase asynchrono...