螺旋向下延伸的垂线圆盘顶灯,华丽而耀眼,金碧辉煌,黑褐色的大理石墙柱给空间增添了几许雄伟和壮丽。
A gargantuan chandelier in a curious spiral shape is the centerpiece of the luxurious lobby, and several sturdy dark brown marble columns enhance the sense of majesty.
钻机的切割部分;通常是尖头的有螺旋状图案并且可以更换用在柱柄或上。
The cutting part of a drill usually pointed and threaded and is replaceable in a brace or bitstock or.
本文从理论和实验方面研究了石油钻井泥浆常用的幂律液体在钻柱中的螺旋流动规律。
The helical flow of power-law drilling muds in the drill string was studied both theoretically and experimentally.
从算例可以发现:在其它参数不变的情况下,钻柱的偏心对幂律流体螺旋流轴向流量的影响非常大。
It was observed from examples that eccentricity of drill string had major effect on the axial flow rate of Power-law screw fluid when the other parameters were invariant.
采用柱螺旋坐标系,把广义磁流体力学方程组简化为四元一阶微分方程组。
In cylindrical helical coordinates, generalized magnetohydrodynamic (MHD) equations are reduced to four first order differential equations.
本文分析了40根离心螺旋筋管混凝土短柱的偏心受压实验结果。
In this paper 40 short concrete filled tubular columns with spiral reinforcement under compression loads with different eccentricities are analysed.
本文采用两步隐式差分格式研究了自由边界载流等离子体柱的电阻螺旋模不稳定性。
In this paper we employ a two-step implicit difference scheme to study numerically THS resistive helical instability of current-carrying plasma column with free boundary.
本船为钢质双体船,前倾艏柱,方艉圆舭,艏升高甲板单层露天甲板,双主机双螺旋桨双舵。
This vessel is made of steel, catamaran, fore raked stem, transom stern, round bilge, fore raised deck, single open deck, double main engines, double propellers, double rudders.
不对称尾鳍是安装在单桨船螺旋桨前方艉柱上的一种节能装置。
The asymmetrical skeg is an energy-saving unit which is fixed on the sternpost forward of the propeller on a single screw ship.
目的之二是棱柱形螺杆柱可在螺旋推进 中对粉剂实现打碎功能,尤其适用于粘度较大的粉剂分装。
The second purpose is the pyramid spiral rod could realize a smash function for powders during screw propulsion, in particular applied to the powder filling with the large viscosity.
整体三螺旋、四螺旋稳定器分为井底型和钻柱型。
Integral Spiral Blade Stabilizer is divided into Integral 3-spiral Blade Stabilizer, Integral 4-spiral Blade Stabilizer.
对到界边坡下采用螺旋钻机开采煤柱不同开采顺序引起的破坏过程进行了数值模拟。
The fracturing process induced by different excavation sequence under final highwall with auger mining was numerically simulated.
城堡里的螺旋梯总是按顺时针方向盘旋上升。因此沿楼梯爬上来进攻的剑客,其右臂都会靠着中心柱。
Any swordsman climbing the stairs in an attack would therefore have his right arm against the central pillar.
对特厚煤层条件下采用螺旋钻机开采细长窄煤柱的破坏过程进行了数值模拟。
Numerical simulation software FLAC2D is used to simulate the failure mechanism of slender coal pillars (which are of much lower width to height ratios) during high wall mining of thick seam.
对特厚煤层条件下采用螺旋钻机开采细长窄煤柱的破坏过程进行了数值模拟。
Numerical simulation software FLAC2D is used to simulate the failure mechanism of slender coal pillars (which are of much lower width to height ratios) during high wall mining of thick seam.
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