C a ratio意思
"C a ratio" is not a standard English phrase and it's not immediately clear what it might mean without more context. However, if you're referring to the letter "C" and the word "ratio," it's possible that you're asking about a mathematical or statistical concept.
If you're asking about a mathematical ratio, a ratio is a comparison of two numbers by division. For example, if you have the ratio 3:4, this means that for every 3 parts of one number, there are 4 parts of another number. In this case, "C a ratio" could be interpreted as "the ratio of C," but without further information, it's difficult to say what exactly this ratio would be referring to.
If you're referring to a statistical concept, a ratio is a type of relationship between two variables where one variable is a multiple of the other. For example, if the number of students in a class is 20 and the number of boys in the class is 10, the ratio of boys to students would be 10:20, which simplifies to 1:2. In this context, "C a ratio" could mean "the ratio of C," but again, without more information, it's hard to determine the specific meaning.
If you can provide more context or clarify your question, I would be able to give you a more accurate answer.