这种灵活性使您可以执行滚动式系统维护。
This flexibility allows you to perform rolling system maintenance.
这种滚动式的洗衣机适用于缺水少电的地区。
This clothes washer was meant to be used in areas where water is scarce and electricity isn't available.
提出了一种新型滚动式球面包络点啮合环面蜗杆传动;
A new rolling type of spherical enveloping worm gearing with point meshing is proposed.
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