盲孔
- Blind hole;foramen cecum;foramen caecum
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[blind hole] 没有泥浆或其他循环流动介质把钻屑带到地面上的一种钻孔
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其中舌盲孔和其下瘘管与口腔不通为亚类。
Lingual foramen cecum and fistula without connection with oral cavity was classified into subtype .
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舌盲孔和其附近网状瘘管与口腔通畅者,此网状分枝以下瘘管、囊肿必须切除。
If lingual foramen cecum and nearby network fistula are connected with oral cavity , the network fistula and cyst must be excised .
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盲孔法测定时计算公式中A、B值的研究
Study on the A 、 B values in calculating formula of blind hole technique
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A、B标定值对盲孔法测定焊接残余应力精度的影响
The Influence of Calibration Value A , B on the Measuring Accuracy of Residual Stresses by Hole-drilling Technique
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基于ANSYS的盲孔螺栓联接的有限元仿真
FEM simulation of blind bolt connection based on ANSYS
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埋/盲孔多层PCB制作工艺
Manufacturing Technology of Multilayer PCB with Buried / Blind Via
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300M钢零件深盲孔内键槽的磨削加工
Grinding Internal Keyway in Deep Blind Hole of 300M Steel Part
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干砂对EPS模样垂直向下盲孔充填性的研究
Research on the Filling of Dry Sand for Vertical Pipe with Bottom Blind hole for EPS Pattern
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盲孔开裂是导致印制电路板(PCB)电气断路的主要原因之一。
Failure of blind via is one of the main causes of an open circuit in printed circuit board ( PCB ) .
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HDI刚挠印制板中的埋盲孔工艺研究
Research on the Process of Buried / blind Via in HDI Rigid-flex Board
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本文主要介绍了激光钻孔技术在HDI多层盲孔板制造技术方面的应用。
This article introduced application of laser drill in manufacturing of HDI multilayer blind via PCB .
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脉冲直流PCVD技术在盲孔底部沉积Ti-Si-N薄膜
Deposition of Ti-Si-N Thin Films at the Bottom of Deep Hole by Pulsed-D.C. PCVD
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提出深孔、盲孔零件如电池壳等电镀镍工艺及镀液配方,研制成功BH光亮剂和BH深镀剂。
A new bright nickel plating process and itS solution is provided for battery cases or partS with deep and blind holes .
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在高速PCB设计中,过孔设计是一个重要因素,它由孔、孔周围的焊盘区和POWER层隔离区组成,通常分为盲孔、埋孔和通孔三类。
Vis design is an important factor in high speed design . It is composed of drill hole , pad area around hole and power layer isolate area , and is classified as blind via , buried via and through via .
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本文利用盲孔应力松弛法测定焊接残余应力,发现标定值A、B不是与应力无关的常量。
It was found during residual stresses measurement by hole-drilling method that the calibration values A , B , parameters used for calculation of residual stresses , were not constants but dependent on the stress level at which A , B were to be determined .
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针对不锈钢零件的细深组合盲孔精加工刀具,在分析刀具刚度对加工精度的影响基础上,采用ANSYS软件对其进行有限元分析。
Aiming at finish machining tool for long-deep blind holes combination of stainless steel parts , based on analyzing rigidity of machining tool influencing upon machining precision , the Finite element analysis ( FEA ) of tools rigidity was made with ANSYS software .
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采用盲孔法配合计算机数据采集技术对7种不同规格或状态的ERW直缝套管残余应力分布状态进行了测定。
The distribution of the residual stress in ERW straight-seam casing tube of seven kinds of sizes is determined by Mathar method in combination with data collection and processing by computer .
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鸡胚发育到55h,在第2鳃弓腹端咽底面形成一盲孔,系甲状舌管原基。
When the chicken embryo has been incubated about 55 hours . the primordium of the thyroid lingual duct began to develop at the floor of the branchial arch ⅱ .
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采用低压注射成形制备盲孔细长管毛坯,结合自蔓延高温合成热等静压(SHS-HIP)烧结技术,探索快速、高效合成复杂形状零件的低成本制备工艺。
In order to explore a low cost technique which can fabricate complex shape parts efficiently , Low-Pressure Injection Molding ( LPIM ) combined with Self-propagation High temperature Synthesis synchronous densification by Hot Isostatic Pressing ( SHS-HIP ) technique are employed to fabricate slender tubes with blind hole .
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精冲盲孔工艺研究与应用
Study and application of the technology for fine blanking dead hole
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加工钛合金大口径深盲孔的研究
A Study on Drilling Large Blind Deep Holes of Titanium Alloys
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膛壁盲孔测温技术在内弹道测试中的应用
Applications of blind hole temperature measuring technology in interior ballistics tests
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新型手机用印制电路板盲孔的开裂分析
Cracking Analysis on Blind Vias of PCB for Novel Mobile Phones
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激光钻孔在盲孔多层板的应用
The Application of Laser Drill in Multilayer PCB of Blind Via
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高压高强免烧盲孔砖生产工艺
Process of High Pressure and High-Strength Non-Fired Blind Hole Brick
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图像识别在盲孔检测中的应用
The Application of Computer Graphics in the Blind Hole Detection
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细深组合盲孔精加工刀具的有限元分析
FEA of Precision Machining Tool for Long-Deep Blind Holes Combination
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高压缸体锻件冲盲孔方法研究
Study on process for pressing blind hole of forged hi-pressure cylinder casing
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盲孔法测定焊接残余应力适宜测试时间研究
On Suitable Testing Time of Blind Hole Technique for Measuring Residual Stress
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盲孔法测量残余应力的钻削加工应变
Drilling strains in measuring residual stress with hole-drilling strain-gage method