本论文具体研究工作如下:研究了含孔柱壳结构中弹性波散射与动应力集中问题。
The main research contents in this dissertation are as follows: Elastic wave scattering and dynamic stress concentration in circular cylindrical shells with a hole are studied.
每转向柱是不同的。因此,在安装型转向每个孔干不同,所以我离开他们出图纸。
Every steering stem is different. Consequently, the mounting holes for each type of steering stem differ, so I left them out of the drawing.
自调心球轴承的基本设计带有一圆柱孔,或者在某些尺寸范围内带一圆锥孔(圆锥1:12)。
The basic design self-aligning ball bearing is available with a cylindrical bore or, in certain size ranges, with a tapered bore (taper 1:12).
如果骨折累及坐骨大孔或髋臼后柱则可引起坐骨神经损伤。
Sciatic nerve injuries may occur if the fracture involves the greater sciatic notch or the posterior acetabulum.
检漏孔中心线应对两相邻螺柱通孔跨中。
The leak detection hole axis should pass the middle of two neighboring studs clearance holes.
介绍了介孔材料的合成、特性和应用前景,并把沸石类介孔材料与柱撑介孔材料的特性等进行比较。
Introduced the synthesis, characteristic and applied foreground of the mesoporous material, and compared zeolite mesoporous material with pillar mesoporous material.
根据他人已有的关于材料应变软化模型的球(柱)形孔扩张问题的解,建立了压密灌浆中的浆泡扩张模型。
According to the former solution of spherical or columnar hole about material strain-softening model, the model for grout bulb expansion is formed in compaction grouting.
以上计算和分析的结果,对气动潜孔锤短钻柱系统优化设计和钻井工艺的采用具有实际应用价值。
The optimum design of DTH drilling system and the adoption of drilling technology can be developed based on the data and result.
并非所有的部分将得到专门的柱销孔。
最后总结钻孔—电测法测量钢筋混凝土柱中混凝土的孔边释放应变的关键步骤和在实际工程中应用时应该注意的事项。
In the end of the paper, the key steps to test the release strain in RC columns by boring-electrical test method and the noticeable proceeding in practical projects are summarized.
根据柱孔缺陷的端点反射波和衍射波的特点,分析了用端点衍射法测定柱孔类缺陷自身高度的原理。
The principle of measuring the self-height of cylindrical hole defect by ultrasonic tip diffraction technique was analyzed based on the characteristics of reflected and diffracted waves.
粘土矿物的柱撑反应是制备孔材料、有机一无机纳米复合层状材料的有效方法之一。
Pillaring reaction has been well known as one of the significant methods to prepar porous materials and inorganic-organic nanocomposites.
方法首先用溶剂萃取结合大孔吸附树脂分离,然后用硅胶柱精制提取。
Methods Silica gel superfine process was conducted by combining solvent extraction and separation with macroporous absorbent resin.
本文分析了柱销、柱销孔和它们之间的间隙等对柱销式输出机构的运动误差的影响,可供设计者或制造者参考。
The influence of pin, pinhole and their clearance etc. on the kinematic errors of pin output mechanism has been analysed in this paper. which may be a reference for designers or manufacturers.
本系列机床是万能双柱立式车床,可用作粗精车工件的外圆、内孔、端面及内外锥面等加工。
This series are universal type VTL of double column, used for inside and outside conical, end, cylindrical and bore.
一般情况下,压汞法最常用的是园柱孔模型。
In general, the cylindrical model is often used in such porosimetry.
介绍了钢制柱型散热器连接孔薄板内孔CO_2自动焊设备及工艺。
The paper introduces CO_2 arc process and equipment for welding the connecting hole joints of thin steel column radiators.
将具有什么样的底部表面块然后脱脂持平,与定位柱销孔钻。
What would be the bottom surface of the block is then skimmed flat, and locating dowel pin holes are drilled.
方法利用正相、反相硅胶柱和大孔树脂柱色谱分离,并通过波谱技术进行结构鉴定。
Methods The compounds were isolated by silica gel, ODS, and macroporous resin column chromatography and their structures were determined by means of spectral analysis.
煤柱回收采用深孔爆破的方法落煤,减少工人在工作面打眼的危险。
The method of coal cutting adopts deep-hole blasting and realizes no people in the face, this decreases risk when workers are working in the face.
探讨了原料比例和不同制孔剂浓度对整体柱结构的影响。
The influence of different TMOS/PEG ratio and concentration of porogenic diluent on monolithic silica column was also discussed.
D6114柴油机机体挺柱孔加工难道大、加工精度要求高。
The tappet hole of D6114 diesel engine block is machined difficultly and has high design requirement on accuracy.
发酵液经过预处理后,依次用大孔树脂吸附,硅胶柱吸附层析和薄层层析等分离方法即可获得农用抗生素TS99纯品。
Pure TS99 could be obtained from pretreatment fermentation broth through macroreticular adsorbent, silica gel column chromatography and thin-layer chromatography.
创造性的采用“螺纹型”玻璃封接孔代替现有的“直柱型”和“台阶型”玻璃封接孔,产品耐压和耐泄漏性能相应提高1倍。
Creative use "thread" type glass sealing hole instead of existing "straight pillar" and "steps" type glass sealing hole, the product compression resistance and leakage performance increase 1 times.
在骨板表面可见血管滋养孔,而骨柱表面则未见到。
The vascular canals, which do not appear in the bone rods, but be seen on the surface of the bone plates.
提出一种新型混凝土横孔连锁空心砌块,通过在新型砌块墙体中设置构造柱和水平钢筋混凝土带,形成对墙体的约束。
A new type of hollow block, construction column and horizontal reinforced concrete strips in the walls forming restrained masonry which is named-concrete cross bore chain hollow block, was advanced.
同时,提出改进的双孔隧道中间岩柱稳定安全系数计算方法。
Moreover, it is proposed that the improved method for calculating the safety factor of middle rock pillar is reasonable.
装置采用五隔板四柱式刚性机架,且五隔板的中心通孔形成了机架的中心基准;
The device adopted a five-dummy-plate four-post framework and the five dummy plates' center through holes formed the center datum of the framework;
与手性硅基整体柱相似,手性有机聚合物整体柱由于具有大孔,可产生较高的流速而压降较小。
Similar to chiral silica-based monoliths, chiral organic polymer-based monoliths possess large pores which allow convective flow of mobile phase and result in high flow rates at reduced pressure drop.
所述导向柱与柱孔分布在外盖与内盖的圆周上。
The guide post and the post hole are distributed on the circumference of the outer lid and the inner lid.
应用推荐