Digital display board and step - by - step motor make function stability, precision height , consumption of materials fall off.

数显机板和步进电机可保性能稳定 、 精度高 、 损耗少.

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It was achieved to economize energy resources , cut down the consumption of materials, and reduce pollution.

将常压间歇法改为加压连续法,既节能降耗, 又减少污染,获得了显著的经济效益.

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