Freoonid Jan-Are Nursi Freoonid Freoonid on keemilised ühendid. Freoonid on keemiliselt püsivad. Freoonide töönduslikku tootmist reguleerib 1987.aastal sõlmitud Montrèali protokoll. Montréali protokoll 1987.aastal sõlmitud 40 riigi poolt, mis piirab kõikide Freoonide kasutamist. Osooni kihi hõrenemine Osoonikiht hõreneb kohati tugevalt ja tekivad osooniaugud. Aitäh tähelepanu eest!! Click to edit Master text styles Second level Third level Fourth level Fifth level Kasutatud kirjandus http://www.eope
word. The password prevents unauthorized access to the program. The PC prompts you for a password when PC power is turned on or, if PC power is already on, after the Programming Console has been connected to the PC. To gain access to the system when the “Password!” message appears, press CLR and then MONTR. Then press CLR to clear the display. 88 Using a Programming Console Section 4-2 If the Programming Console is connected to the PC when PC power is already on, the first display below will indicate the mode the PC was in before the Pro- gramming Console was connected. Ensure that the PC is in PROGRAM mode
o o Canada Toronto 5,030,000 Major me tr opolitan ar ea s Montr eal 3,549,000 Vancouver 2,123,000 · Ove r 2 million Ottawa 1,129,000 · 1 million to 2 million
annaabi.ee 
