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Running stably and reliably, working life is long, machine can keep working for long time.
机器运行稳定可靠，使用寿命长，可长时间工作。
youdao
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Worm gear drive, long-life sleeve, the machine durable.
蜗轮蜗杆传动，长寿命轴套，机器经久耐用。
youdao
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Worm gear drive, long-life sleeve, the machine durable.
蜗轮蜗杆传动，长寿命轴套，机器经久耐用。
youdao