3-1。What is the function of intelligent inks in food package？（ ）
A: detecting oxygen
B: detecting toxicity
C: detecting water
A: detecting oxygen
B: detecting toxicity
C: detecting water
举一反三
- Such chemicals are indeed negatively ________ those humans to whom they are exposed. A: risking B: detecting C: impacting D: overwhelming
- High<br/>prices are ___ a lot of young couples from buying houses.() A: helping B: detecting C: deterring D: distracting
- As a means of high-throughput protein analysis, the main advantages of 2-DE lies in A: continuous and automated sample preparation and two-dimensional gel electrophoresis. B: The results of 2-DE containing thousands of protein spots harbouring different isoelectric point and/or molecular size. C: its capability in detecting particularly low protein. D: its capability in detecting hydrophobic proteins.
- The word “radar” is an acronym for _______ A: Radio Detecting and Ranging B: Radio Defect and Reach C: Radio Defending and Range D: Radio Detect and Range
- Detecting and correcting data in a database or file that are incorrect, incomplete, improperly formatted, or redundant is called: A: defragmentation. B: data scrubbing. C: data auditing. D: data optimization.