The root of the external thread or the crest of the inner thread .
大径指过外螺纹牙顶或内螺纹牙底的圆柱面直径。
A simple, easy to use, correct and reliable for measurement of single pitch diameter of inner thread is provided.
提供了一种简便易行、准确可靠的测量内螺纹单一中径的手段。
Geographic information is the main contents of cartographic communication and the inner thread of cartographic communication system.
地理信息是地图信息传递的主要内容，也是地图信息传递系统的内在联系。
Through analyzing of a bottle cover structure with inner thread, a type of screw and nut with coarse pitch was applied to realize thread core demoulding automatically.
通过对一种带有内螺纹的酒瓶盖的结构分析，阐述了采用大导程螺杆和螺母机构实现螺纹型芯自动旋转脱模的设计过程及其工作过程。
Some methods of nc machining large inner thread for turbine parts by using nc milling cutter, preparation of milling tools and selection of milling parameters are introduced.
介绍了应用数控镗铣床加工水轮机零部件上的大尺寸螺纹的几种方法、铣削工具的准备及铣削参数的选择。
The product with inner thread and its mould structures are analyzed. The demoulding structure of automatic thread demoulding and second ejection with compressed air are adopted.
对带内螺纹的塑料制品及其模具结构进行分析，采用自动卸螺纹和压缩空气二次顶出相结合的结构较紧凑的脱模机构。
This article discusses the production, process, product technical condition, gear size and market status about inner thread cu tube of our country, and proposes its developing trend.
本文论述了我国内螺纹铜管业生产、工艺、产品技术条件、齿型及市场现状，提出了内螺纹铜管的研发方向。
This new inner class helps us to understand and use the following two pairs of new methods in thread.
新的内部类可以帮助我们了解下列两对新方法，并有助于我们在Thread中使用它们。
The inner surface at one open end of the plastic layer has the thread, and the thread on the plastic layer is connected with the thread on the metal insert.
上述塑料层的一开口端内表面开设有螺纹，该塑料层上的螺纹与金属嵌件上的螺纹相连接。
Following this thread of logic, the paper investigates and analyzes the changes of Mongolian wedding rituals in the town of Bainhot in Alashan League, Inner Mongolia.
文章按着这种逻辑主线对内蒙古阿拉善左旗巴彦浩特镇蒙古族婚礼仪式的变迁进行了解析。
Through SWOT matrix analysis, I analyse inner Strength, Weakness, outer Opportunity and Thread of Minsheng Bank Fuzhou Branch, clarify its main and potential competitors.
通过SWOT分析方法，分析了民生银行福州分行业务市场竞争内部优势、劣势及外部机遇、威胁，确定了民生银行业务主要和潜在的竞争对手。
The inner conflict of psyche is the main thread to know the meaning of this poem.
人格的内在冲突是了解这首诗的主要线索。
The heat transfer and flow pass condensation segment in the gravity heat pipe with inner screw thread were investigated.
分析了在重力热管内加内螺纹的方法，研究了重力热管的冷凝段的传热及流动状况。
A bottom cover is arranged at the bottom of the bottle body; the bottom cover comprises an inner bottom cover and an outer bottom cover which are screwed together by thread.
瓶体底部设底盖，该底盖包括可通过螺纹旋合在一起的内底盖和外底盖。
The top part of one inner bolt which matches the blank hole channel of the outer hollow screw is also conical. The rear is provided with a thread and a tetragonal body for holding.
一与外空心螺钉的盲孔道相匹配的内螺栓，内螺栓的尖端部位亦为锥形，尾部设有螺纹和供握持用的四方体。
They are tinned T2 copper which assure the credible conductivity. There is thread in the inner hole of the afterbody of terminals, the insulation covering is hard, there is no break no rebound.
材质为T2紫铜料表面镀锡，保证了可靠的导电率，端头尾部内孔有螺纹线，绝缘套为硬质，不断裂，不回弹。
On the basis of analyzing the text, this paper attempts to clarify the ideological thread of Liu Yi-ming's inner alchemy theory.
论文在梳理分析文本的基础上，尝试厘清刘一明内丹理论的思想脉络。
With cars, milling, boring, drilling four automation function, can be turning sphere, cylinder, cone, thread, tapping, end face, inner and outer ring groove, etc.
具有车、铣、镗、钻四大自动化功能，可车削球面、柱面、锥面、螺纹、攻丝、端面、内外环槽等。
The inner bag is made of filter cotton paper, which can be automatically packed with thread and label.
内袋为过滤棉纸，可自动带线带标签，外袋为复合纸。
The lathe tool with simple structure can carry out multiple processing of turning the inner and the outer thread, the inner and the outer groove, the boring and the outer circle.
该刀结构简单，可进行车削内外螺纹、内外沟槽、镗孔、外圆等多种加工。
The grease should be laid on the periphery of seal ring, the inner of ladder-shaped screw thread and chuck ring oil channel during installation.
安装时应将橡胶密封圈四周，梯形螺纹内，压环油槽内，中心管外径上涂黄油。
The strain clamp comprises an internal thread pull anchor, a sleeve, an inner-cone external thread core sleeve, an outer-cone elastic clamp core, a bush, and the like.
由内螺纹拉锚、套管、内锥外螺纹芯套、外锥弹性夹芯、衬套等组成。
The strain clamp comprises an internal thread pull anchor, a sleeve, an inner-cone external thread core sleeve, an outer-cone elastic clamp core, a bush, and the like.
由内螺纹拉锚、套管、内锥外螺纹芯套、外锥弹性夹芯、衬套等组成。
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