22. Machinery Industries for Instru-ment and Meter， Culture and Office

(1) Manufacture of field-bus control sys-tem and its key components and parts

(2) Development and manufactureof large-scale sophisticated instruments:including electron microscope， laser scan-ning microscope， scanning tunneling mi-croscope， laser with its power more than2kw， industrial chromatograph， GC/MS，nuclear magnetic resonance spectrometer，energy dispersive analysis system， X-rayfluorescence spectrometer， diffractionanalysis system， industrial CT， large-scalebalance measuring machine， automatictesting system of on-line mechanical qual-ity， ultra-speed centrifuge with its rotatingspeed more than 100000r/min， large-scalemetallurgical microscope， three coordinatemeasuring machine， laser comparator，electrical prospecting instrument， airborneelectrical prospecting and gamma-rayspectrometry measuring instrument morethan 500m， borehloe gravimetry and 3-di-mensional magnetograph， high-precisionmicrogal and aviation gravity gradiometer，High-performance welding rare earth ma-terial with permanent magnetism， portablegeological radar.