译：GB/T 10886-2002 Three screw pumps

译：GB/T 12690.3-2002 Chemical analysis methods for non-RE impurity of rare earth metals and their oxides—Determination of water content of rare earth oxides—Gravimetric method

译：GB/T 14633-2002 Rare earth three-band phosphors for fluorescent lamps

译：GB/T 13928-2002 Reciprocating piston minitype air compressor

译：GB/T 14634.2-2002 Test methods of rare earth three-band phosphors for fluorescent lamps—Determination of emission spectrum and chromaticity

译：GB 18877-2002 Organic-inorganic compound fertilizers

译：GB/T 12690.2-2002 Chemical analysis methods for non—RE impurity of rare earth metals and their oxides—Determination of ignition loss content of rare earth oxides—Gravimetric method

译：GB/T 14634.1-2002 Test methods of rare earth three-band phosphors for fluorescent lamps—Determination of relative brightness

译：GB/T 12690.1-2002 Chemical analysis methods for non-RE impurity of rare earth metals and their oxides—Determination of carbon and sulfur contents—High frequency-infrared absorption method

译：GB/T 14634.4-2002 Test methods of rare earth three-band phosphors for fluorescent lamps—Determination of particle size distribution by electric sensing zone technique