检查料斗或供料桶内是否有足够的物料。
Check that there is adequate material in the hopper or feeding tank.
供螺丝系统采用机械式选料，低噪声、低耗能，供料平稳快捷。
Screw supply system use the mechanical pars with low noise, low power, fast smooth feeding.
供螺丝系统采用机械式选料，低噪声、低耗能，供料平稳快捷。
Screw supply system use the mechanical pars with low noise, low power, fast smooth feeding.
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