评论：虽然这个问题一般的客人是不会发现的，但那块直凸凸封在天花板上的白色圆盖，左想右想也不会想到是最新科技运用。
Comment: although the question would not be often noticed, but the white color round cover seems not look like the one connection with latest technique use.
对塑件上的孔、凸台等进行尺寸计算，根据计算结果对上盖和下盖上的各个部分尺寸和形状进行布置。
On the basis of the result we can lay out every parts of the upper cover and bottom cover in good size and shape.
清洗：检查或更换磨损的阀门阀瓣，断开控制管线，采用钝工具和锤打阀盖凸耳从阀体上旋下阀盖。
To CLEAN: Inspect or replace worn valve disc, disconnect control pipe and unscrew bonnet from valve body using blunt tool and hammer on bonnet lugs.
本文基于UG软件提出了一种复杂曲面覆盖件模具的分区加工方法，并以汽车前盖内板的凸模加工为例，详细介绍了基于该法的模具CAM过程。
The method of divided-area machining for complicated surface panel die based on UG software has been presented with introduction to such CAM process in details of production of an automotive panel.
当使用者使喷嘴盖进一步倾斜打开和舌状物(46)越过凸珠(32)时，舌状物(46)使喷嘴盖与喷嘴成160度角。
Tongue (46) arrests the cover at 160 DEG to the nozzle when the user tilts the cover further open and tongue (46) snaps over the bead (32).
所述铰链具有中心部分（50），在盖闭合时并且从侧面正视图观 察时中心部分（50）具有凸的外表面，所述凸的外表面以平滑曲率融入所述盖和所述基体的外表面。
The hinge has a central portion (50) with a convex outer surface, with the lid closed and as viewed in side elevation, that blends with a smooth curvature into outer surfaces of the lid and the base.
所述极柱的凸台与电池盖之间设置有防腐蚀硅橡胶材料制成的“O”字型弹性垫。
An O-shaped elastic pad made of anti-corrosion silicon rubber materials is arranged between the lug boss of the pole and the battery cover.
管帽包括凸形管帽、锥壳、变径段、平盖及紧缩口的设计。
Tube caps include convex hull, hats, cone tube diameter changes, flat cover and tightening of design.
边缘构件最好形成为具有凸块以便底座与箱盖和箱盒与箱盒之间的啮合。
Edge members are preferably formed with protuberances to allow for better base-to-lid and case-to-case engagement.
边缘构件最好形成为具有凸块以便底座与箱盖和箱盒与箱盒之间的啮合。
Edge members are preferably formed with protuberances to allow for better base-to-lid and case-to-case engagement.
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