Valsts valodas centra izstrādātie ķīmijas un ķīmiskās tehnoloģijas termini

Konteksts: [..] A 40 times bar-focal positive phase-contrast achromatic objective with a numerical aperture of 0,65 to 0,70 and phase ring absorption within the range 65 to 85 % [..]
Avots: Council Directive 83/477/EEC of 19 September 1983 on the protection of workers from the risks related to exposure to asbestos at work (second individual Directive within the meaning of Article 8 of Directive 80/1107/EEC)