Set calces

Pone hic usus Apparatus equulei zona Turbine, vorticem virga umbellam orci planis modos armis aliisque tradendae per traductionem cogitationum variis experimentis intelligunt commoda et incommoda quae strepitum transmissionis ratio transmissionis mutare directionem.

Model:HSTM LIX,

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Set calces

Gelsonlab HSTM-059 Education Science Toys Set calces experiment

This Set calces uses rack, belt, turbine, vortex rod, umbrella gear, flat gear and other transmission modes, through experiments to understand the advantages and disadvantages of various transmission devices, such as noise, transmission ratio and change of transmission direction.

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