【Daily Question】Utilities - Mechanical & Electrical - 20191007
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The functional qualification of an electronic engineering clean room as “static” means ( ). A. The cleanroom facility has been completed; all power systems are connected and operational. The production equipment is not in use, and there are no people present. B. The cleanroom facility has been completed; all power systems are connected and operational. The production equipment has been installed and is in use, but there are no people present. C. The cleanroom facility has not been completed; all power systems are connected and operational. The production equipment has been installed and is in use, but there are no people present. D. The cleanroom facility has not been completed; all power systems are connected and operational. The production equipment is not in use, and there are no people present. Answer: B
D. The cleaning facilities are not completed; all power systems are connected and operational, the production equipment is not in use, and there are no personnel present
B. The cleanroom facilities have been completed, all power systems are connected and in operation, the production equipment has been installed and is in use, but there are no personnel present