The invention relates to a knife-shaped gate valve, in particular to a rising stem knife-shaped gate valve.
本发明涉及一种刀型闸阀，尤其涉及一种明杆刀型闸阀。
The gate length and the dimension of the gate head can be controlled in the T-shaped gate processing, and good process controllability and high yield can be achieved.
在该T型栅工艺中栅长和栅帽的尺寸分别进行控制，实现了较好的工艺可控性和较高的工艺成品率。
This article gives a brief description of a special tool for assembling and disassembling of seal rings in the wedge-shaped gate valve for oil (gas) well-head assembly.
本文简要地介绍了装拆采油(气)井口楔形闸密封圈的一种专用工具。
A fan-shaped gate was used for feeing in the injection mold with two cavities for kitchenware fitting, enhancing uniformity of material feeding and reducing internal stress of the plastic parts.
在一模二腔的厨具塑料配件注塑模结构中，采用扇形浇口进料，提高了进料的均匀性并降低了塑件的内应力。
The bottom of the disc is made of knife-shaped gate with a cut off function of the medium. When gate is closed, oblique plane of gate valve encounters wedge block of gate to achieve sealing effect.
闸板底部做成刀形斜面具有切断介质功能，而且闸板关闭时通过阀体上的锲块紧靠闸板斜切面使得闸板紧紧贴靠阀座密封面，从而起到了密封效果。
The bottom of the disc is made of knife-shaped gate with a cut off function of the medium. When gate is closed, oblique plane of gate valve encounters wedge block of gate to achieve sealing effect.
闸板底部做成刀形斜面具有切断介质功能，而且闸板关闭时通过阀体上的锲块紧靠闸板斜切面使得闸板紧紧贴靠阀座密封面，从而起到了密封效果。
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