coin actuating device, coin-actuated mechanism
【物理】专门适用于定位冲子的冲子致动机构
coin-actuated memory especially adapted for registering coin, credit with change-giving
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coin-actuated mechanism especially adapted for registering coin as credit
coin-actuated mechanism
coin-actuated mechanism especially adapted for registering coin as
coin-actuated mechanism especially adapted for registering coins as credit