单词 | overhead |
释义 | overhead [`ō·vǝr´hed] CHEMICAL ENGINEERING Pertaining to fluid (gas or liquid) effluent from the top of a process vessel, such as a distillation column. COMPUTER SCIENCE The time a computer system spends doing computations that do not contribute directly to the progress of any user tasks in the system, such as allocation of resources, responding to exceptional conditions, providing protection and reliability, and accounting. INDUSTRIAL ENGINEERING See <<fixed cost>> |
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