内旋

Write the structural formulas for a cyclic alkyne hydrocarbon with the fewest number of C's which has a meso stereoisomers.

答：写出有内消旋体的且含有碳原子数最少的环炔烃，给出内消旋体的结构式，并命名这些化合物

The nuclear force applying similarity's restrains inertial guidance way, the speed regulation carrying out commixture on the ion beam being unlike speed and the energy, develops the able ion allocating the fast direct-current transformer, is that cold nuclear fusion piles up, the nuclear engine and that kind nuclear power station start nuclear fusion and electric energy therefore the corollary equipment transporting systematic importance, combining to apply for a patent.

本发明项目特征是：在常温真空条件下，设置空间特定组合的电磁场，根据轻原子核固有的磁矩和内电场，先将两串待聚变的原子核约束在同一条线段内；再利用原子核固有的自旋动量矩矢量形成近光速自旋的超强力自转陀螺惯性制导特性，来克服库仑强势垒的偏向作用，实现直接对撞核聚变的；应用相似的核力约束惯性制导方式，对不同速度和能量的离子束进行混合调速，研制成的离子调速直流变压器，是冷核聚变堆、核发动机和该类核电站启动核聚变和电能输送系统的重要配套设备，所以合并申请一个专利权。

The paper systemetically investigates the hydrolic properties of the level swirling inner dissipator and the factors which influence on it by model test on the one hand, on the numerical simulation hand, the paper has simulated the swirling flow field in the level discharge tunnel with Anisotropic k-ε Turbulence Model by programming, in addition with Second-moment Renolds Stress Model by utilizing CFX software.

本文一方面通过模型试验的方法系统地研究了水平旋流内消能工流场的水力特性和影响因素；另一方面选取各向异性的K-ε模型和雷诺应力模型，分别用编程的方式和利用CFX软件数值模拟水平旋流泄洪洞内流场。

Some authors proposed that the analyses of transfer cycles of high frequency base level and key surface correlation could be used to correlate isochronal strata.

在前人提出的高频基准面转换旋回分析和关键界面对比分析来确定等时性的基础上，以板中东油田板2油组水下冲积扇沉积为例，就湖盆内事件沉积的特点，提出可以结合洪泛面和事件沉积界面以及异旋回和自旋回来进行高分辨率层序地层的对比研究。

She can create axes of rotation anywhere within sight and warps them telekinetically, which causes gruesome dismemberments and deaths. Her left eye twists leftwards and her right eye twists right; a channel is needed for each direction.

藤乃可以对视野范围内的物体制造旋转轴凭空并扭曲他们，左眼控制左旋转轴，右眼控制右旋转轴，一个方向需要用到一个频道。

Planet reduction shown in figure 6. Loose nut 6 "nut + washer + anti-loose nut". The explored view is Adjust torque 350~400N.m, rotate hub 13 at the same time. 5 and a radial force F=70N crease, hub can rotate free. Then fix lock washer into nut 6, fasten loose nut with torque 400N.m and make spacer control 0.05~0.15mm.

调整时，用 350~400N.m 力矩旋紧螺母 6，同时转动轮毂 13，使两轴承处于正确位置，然后，稍旋松螺母 6，在轮辋螺栓处施加一个切向力 F=55N.m，此时轮毂应能自由转动，然后装上止动垫片 5，将其卡爪折入螺母 6 的防转槽内，再用 400N.m 的力矩旋紧防松螺母，使轴向间隙控制在 0.05～0.15mm 之间。

While traditional farming experiences and preliminary experiments on minimum tillage showed a preference of alternating furrow slice inverting and deep loosening without inverting in some of the agricultural regions in China, the development of a PTO driven furrow slice inverting rotary plow as primary tillage implement inplace of the conventional moldboard plow was justified from the standpoint of less tractor traffic, less soil compaction, less energy consumption, sowing in time etc.

从翻耕或翻耕与深松相交替将在相当广大的地区、相当长的时期内，作为一种基本的田间作业环节而存在这一认识出发，用"假想旋翻垡片"的概念研究了旋翻在几何尺寸上的可能性及其限制条件，并从保省耕作法的节能、赶农时、省人工减少土壤压实、经济高效等方面对旋翻进行了考察，指出发展一种动力驱动、原沟旋转翻垡的基础耕具的必要性和可行性。

The results indicate that the fixation methods for supracondylar fractureshould b that:(1) The fixation with the flexion angle of 9O°in the pronator position is adopted if the medial side presents displacement and the lateral periosteum is broken and the "hinge"of the medial periosteum remained unbroken.

表明肱骨髁上骨折的固定方法宜采用：①若内侧移位，外侧骨膜破裂，内侧骨膜"铰链"完整，则采用屈曲90°旋前位固定；②若外侧移位，内侧骨膜破裂，外侧骨膜"铰链"完整，则采用屈90°旋后位固定；③若内外侧骨膜完全破裂，不论是内侧移位，还是外侧移位，宜采用旋后位固定。

ZSM the low pulse pair of drum sieve used in the net outflow double drum screen structure, configuration of high-precision adjustable gap inside and outside the rotor, rotor reasonable shape and form of arrangement with the advanced matched corrugated drum sieve can be fully raise The ability to sift through the pressure, a significant reduction in power consumption and a plasma pulse.

ZSM双鼓式低脉冲网前筛采用内、外流双筛鼓结构，配置可调间隙的高精度内、外旋翼，合理的旋翼形状及其布置形式与先进的波纹筛鼓相配合，可充分提高压力筛的通过能力，显著降低动力消耗及出浆脉动。

In the research foundation of reconstructing leading hole into swirl hole, board hole, blocking hole and other internal energy dissipation ,this paper adopts the method of combining optimization design , experimental study and theoretical analysis together, and discusses barrage effect of level rotary internal energy dissipation discharge tunnel with shaft inlet, and obtains the preliminary achievement of testing and theoretical research.

本文在导流洞改建为旋流洞、孔板洞、洞塞洞等内消能工的研究基础上，采取优化设计、试验研究与理论分析相结合的方法，探讨了竖井进流水平旋流内消能泄洪洞的阻塞效应，取得了试验和理论研究方面的初步成果。

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。