GB/T 5121.27-2008#Chemical analysis methods for copper and copper alloys Part 27: Inductively coupled plasma atomic emission spectrometry # Metal materials # Cu
GB/T 151-2014#Heat Exchanger # Fixed Pressure Vessel Quality Inspection and Performance Testing (Shell and Tube Heat Exchanger) # C and D Welding Leg Dimensions
ASTM E415-17#Standard Test Method for Spark Source Atomic Emission Vacuum Spectrometric Analysis of Carbon and Low Alloy Steels ASTM E415-17 # Metals and Alloys
YD/T 1463-2006#Testing Method for Coarse Wave Division Multiplexing (CWDM) System # Verification of Network Element Management Function in CWDM SystemYD/T 1326-
ASTM E415-17#Standard Test Method for Spark Atomic Emission Spectroscopy Analysis of Carbon and Low Alloy Steels ASTM E415-17 # Metallic Materials and Their Pro
GB/T 19225-2003#Method for the determination of copper, cobalt, nickel, and zinc in coal # Cu, Co, Ni, ZnFunction of testing report:1. Project bidding: Issue au
GB/T 19042.5-2006#Evaluation and routine testing of medical imaging departments - Part 3-5: Acceptance testing of imaging performance for X-ray computed tomogra