Presented in this paper is a displacement meter of resistance type of slide on the double wire. This meter is specially suitable for the measurement of the large displacement due to dynamical effects.
本文提出的一种双滑丝电阻式位移计，特别适用于动态大位移的测量，使用时无须从被测构件上引出导线。
Antenna: 10 meter long wire out in the garden.
天线：安置在花园里的10米外接天线。
Applicable to communication audio frequency, broadcast sound system, meter, electric equipment and automatic equipment and anti-interference needed circuit shielded wire and cable.
通讯音频、广播音响系统、仪表、电子设备及自动化设置、需防干扰线路屏蔽电线电缆。
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