D1压力管道考试模拟题4（国外英文资料）.docVIP

D1压力管道考试模拟题4（国外英文资料） The risk of a type b fire is a gas that flashes or explodes when a flammable gas is at less than 10% of the explosive limit of the air mixture. Thats the right answer The ignition energy can be produced when the leakage of the flammable and explosive medium pipe is large, resulting in secondary accidents. Square root 3 true or false pressure piping open parking operation, attention should be paid to keep the pressure and temperature is relatively stable, reduce the pressure box temperature fluctuation, the purpose is to improve the pipeline life and prevent fatigue damage. Square root 4 true or false flammable and explosive medium leakage explosion to determine whether secondary explosion happens first, second judgment is a physical explosion and chemical explosion, then according to the result of judgment of the rescue work. Square root There are two main types of anti-corrosion test for the coating: the size of the damage point and the precise location of the damage point. Test for insulation resistance of corrosion coating. Cross error 6 true or false pressure pipeline operation personnel should strictly abide by the related national safe production method, the pressure pipeline safety management regulation, refuse violations, including superior leadership and management command or behavior, and promptly report to relevant departments. Square root The online inspection of the stress pipeline shall be conducted by the use unit or by the special equipment inspection and testing organization. If the unit is tested online, it must be inspected by more than three online personnel holding the certificate of special equipment operator. SQRT Valve of 8 true or false is one of the important control components, pressure pipeline running operation should be quick, timely, effective, and should try hard to switch to the utmost. Thats the right answer The judgment and treatment of the accident in the scene of the accident are the key of the whole emergenc