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tl/rl/rv系列
model features
name ：compact thermometer
model no.：tl/rl/rv series
model no.：tl/rl/rv series
overview：
these thermometers can be roughly classified into oil filled type and mercury filled type according to the measuring methods, and classified into direct type and remote type according to the function.
feature：
according to the measuring methods these thermometers can be classified into oil filled type and mercury filled type;
according to the function these thermometers can be classified into direct type and remote type；
varied thermometers can satisfy multifaceted needs.
according to the function these thermometers can be classified into direct type and remote type；
varied thermometers can satisfy multifaceted needs.