V type packing structure has been employed to effectively transform the pushing force of the gland flange and the medium pressure into the sealing force against the stem.

阀杆采用V型填料密封结构，V型填料能将填料压盖的压紧力及介质力有效地转化成阀杆的密封力。

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GQ-relay. Ultra-small package flat polarized relay. Operating function single side stable. Coil rating 12 V DC. Tape and reel packing. Surface-mount terminal a type.

GQ -继电器。超小型封装扁平极化继电器。操作功能单面稳定。线圈额定值12 V直流。磁带和卷轴包装。表面贴装端子A型。

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It joins the US Marines famed V-22 Osprey as the second such aircraft on earth and is the first unmanned aircraft packing the technology.

ENGADGET: South Korea creates speedy new UAV, gives it VTOL capabilities to boot