孔的

On the basis of analyzing the blasting characteristics of rock at bench top in bench blasting, the paper puts forward a calculation model of the charge for blasting top rock of the hole, and then deduces an formula for calculation of stem length of hole blasting, which is available for reference in blasting design.

在分析炮孔爆破特点的基础上，提出了计算破碎炮孔顶部岩石炸药量的计算公式，据此建立了计算炮孔堵塞长度的数学模型，可供爆破设计施工时参考。

Dynamic pressure averaging pipe was generally applied to blowing rate measurement in rectangular pipe of power plant, the average velocity of flow in the section was represented by the average dynamic pressure at the line through the geometric center of the cross section, and then the blowing rate was determined.

针对这一问题，本文设计了基于&对数契比雪夫法&的送风流量测量装置，将5支动压平均管置于同一截面，按&对数契比雪夫法&选点位置开孔，把这5支动压平均管的静压输出孔、总压输出孔分别连接到一起作为传感器组件的差压输出，实验表明这种方法使测量准确度明显提高。

The factors to influence fatigue life of chain plate are concluded by experimental methods.

用试验方法确定了挤孔对链板疲劳寿命的影响，从理论上分析了在最佳挤孔量下，链板疲劳寿命提高的因素，用有限元法计算了 16 A链板的最佳挤孔量，并与试验结果进行了比较。

Stem leaves elliptic to narrowly ovate, short strigose; pedicel 1-3.2 cm; calyx densely short strigose; corolla limb 3-4 mm wide; abaxial aperture of nutlets 1.5-2.5 mm

茎生叶椭圆形到狭卵形，；花梗1-3.2厘米；浓密的花萼短具糙伏毛；花冠瓣片3-4毫米宽；小坚果1.5-2.5毫米的背面的孔 5 Microula bhutanica 大孔微孔草

The technique does not have any simplification of drainage holes. In this paper, discussions are mainly conducted on the substructure mesh dividing and its second time automatic dividing, the substructure shape, the continuity among substructures and general elements, the classification and definition of the integrated hydraulic model of drainage substructure, the iteration computation of water level inside drainage hole, the application of the technique in solving unsteady unsaturated seepage field, etc., therefore, the high efficient, precise and quantitative analysis of the complex seepage with densely distributed drainage holes is totally realized.

该技术不对排水孔幕作任何简化，本文着重从子结构网格划分模式及二次自动剖分、子结构单元形态、子结构与总体单元网格之间的连续性、排水子结构完整水力学模型分类及定义、排水孔内水位迭代计算、排水子结构法在非稳定非饱和渗流场中的推广应用等各个方面进行论述，实现了对工程复杂渗流场中密集排水孔幕的高效、精细、定量分析。

The foaming DTH hammer is a new technology method and used as a drilling technique to deal with the special nature geography and complicate strata conditions which transforms the working medium of common DTH hammer from the one fluid to two-phase fluid compression foam, and uses the foam as motive medium to work.

泡沫潜孔锤是将普通潜孔锤的工作介质从单一流体变成两相流体的压缩泡沫，并以泡沫作为动力介质驱动潜孔锤工作的新型工艺方法。

The body has drum mixed with four leaves, stirring with a good performance out of the concrete mix to make a more uniform 2: mixed leaves on a mixed open hole to raise the quality of concrete mixing; 3 ----- sealed tube was funnel shape, Large caliber to ensure a smooth feed: 4: Lo leaves were added to the top surface wear protection, to extend the service life of the leaves, 5 leaves on a few large rectangle-shaped hole and the hole in the concrete to reduce the adhesion of the leaves; 6 : Mixing cylinder B520JJ optional alloy steel materials, wear resistant materials; 7 from the first block plate spinning, 8: ZG35 stirring drum track using the material, casting molding.

筒体内有四块拌叶、具有良好的搅拌性能，使拌出的混凝土更加均匀2：拌叶上开有拌孔能提高混凝土搅拌质量；3密封管-----呈漏斗形状，口径大能确保顺利进料：4：螺叶片呈曲面顶端加防护耐磨条，延长叶片使用寿命，5叶片上有几个圆孔及长方钜形孔减少混凝土在叶片上的粘附； 6：搅拌筒体材料选用B520JJ合金钢、抗耐磨材质；7封头由整块钢板旋压成型，8：搅拌筒轨道采用ZG35材质，经铸造成型。9：搅拌筒壳体各部件由高强度及高耐磨材质制作而成。10：搅拌筒整体焊接采用自动埋弧焊技术。

Rotary valve spool also have different shapes, for example, for the traditional butterfly valve plate, the dynamic contour valve plate; O-shaped hole for ball valve, V-shaped opening, and Modified hole structure.

角行程阀的阀芯也有不同形状，例如，用于蝶阀的传统阀板、动态轮廓阀板；用于球阀的O形开孔、V形开孔和修正型开孔等结构。

Angle valve spool stroke also have different shapes, for example, for the traditional butterfly valve plate, the dynamic contour valve plate; The O-shaped hole for the ball valve, V-shaped hole and amendment type structure openings.

角行程阀的阀芯也有不同形状，例如，用于蝶阀的传统阀板、动态轮廓阀板；用于球阀的O形开孔、V形开孔和修正型开孔等结构。

Objective To introduce the diagnosis and local injection treatment of the obturator nerve neuralgia. Methods 4 cases with 5 sides of certain diagnosed obturator nerve neuralgia in out patient department were selected and 3 of them treated by local injection of prednisolone plus local anesthetic to the nerve where it emerges from the obturator canal.

目的 介绍闭孔神经痛的诊断与局部注射的治疗方法方法选择门诊确诊为闭孔神经痛患者4例5侧，采取强的松龙混悬液加局部麻药注射神经穿出闭孔膜管处的方法。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。