“control element”的概念、定义、翻译、参考文献-科学参考

单词	control element
释义	control element [kǝn`trōl ´el·ǝ·mǝnt] ^{CONTROL SYSTEMS} The portion of a feedback control system that acts on the process or machine being controlled. ^{MOLECULAR BIOLOGY} A site within a gene or operon that acts to control gene expression.
随便看	ultrasonic testing ultrasonic therapy ultrasonic thickness gage ultrasonic transducer ultrasonic transmitter ultrasonic wave ultrasonic welding ultrasonoscope ultrasound ultrasound diathermy ultraspeed welding ultraspherical polynomials ultrastable material ultrastrip ultrastructure ultraviolet ultraviolet absorber ultraviolet absorber fixative ultraviolet absorption ultraviolet absorption spectrophotometry ultraviolet astronomy ultraviolet-bright star ultraviolet catastrophe ultraviolet densitometry ultraviolet-erasable programmable read-only memory

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