JWT type welding type hydraulic valve testing bench, to both sides of the host frame seal disc and welding the inner hole of the valve for positioning and welding groove of the valve is sealed.

JWT型焊接式液压阀门测试台，以两边主机架上的密封盘和焊接阀门内孔为定位，焊接阀门坡口为密封。

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An optical disc device can record data both on a write once type disc and a rewritable type disc.

本发明的光盘装置，对于一次记录型盘以及改写型盘中的任一方都能够进行数据的记录。

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The helicoidal surfaces are produced mostly by form cutting with forming cutters of end mill type, side mill type or disc type.

螺旋面大多数是用球头铣刀、侧铣刀、盘形刀具成形加工出来的。

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When you pop in a title the machine scans it for information and creates an on-screen catalog, searchable by the artist, title and type of disc.

CNN: Hold 'Em, Fold 'Em