
Standard Test Method for Percent Volume Nonvolatile Matter in Clear or Pigmented Coatings Using a Helium Gas Pycnometer
出版:American Society for Testing and Materials

專家解讀視頻
Standard Test Method for Percent Volume Nonvolatile Matter in Clear or Pigmented Coatings Using a Helium Gas Pycnometer
出版:American Society for Testing and Materials
專家解讀視頻