Model JO415 DC microammeter is suitable for students to measure weak current and slimelectric potenial in laboratory of middle school and polytechnic school.
JO415型直流安
适用于中学、中专等学校实验室，可测微弱电势用。
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Model JO415 DC microammeter is suitable for students to measure weak current and slimelectric potenial in laboratory of middle school and polytechnic school.
JO415型直流安适用于中学、中专等学校实验室，可测微弱电势用。
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