| 摘要 |
PURPOSE: For education sense point measuring device equips the timber stimulating electrode to the main body of the plastic material. The sense point can be measured while moving. CONSTITUTION: In the center of the main body(10), the groove is formed at the one-side end into the longitudinal direction not to go mad on the other side end part. In one side of the main body, the scale(12) for measuring distance is formed. The definite magnetic pole rod(20) is fixed with fasteners of the main body. It is inserted into groove and fastener controls sliding. The mover pole rod is into one body formed in fastener.
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