Solve! What does “ca.” mean in English units?
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Recently, while reading an English document, I came across the symbol “ca.” frequently. I couldn’t find any information about it online, so I have to turn to everyone for help. Thanks: handshake. The details are as follows: Performance: approx. 4 tons/hour; Water demand: approx. 2 m3/ton; Length: approx. 7.0 m; Width: approx. 2.5 m
It should mean roughly, approximately
The correct answer on the second floor is probably meaning \"about\"