螺旋

Hongye Machinery Factory production of machinery and equipment are widely used in metal processing production: Qi mouth edge, flat crimping, both inside and outside vertical crimping, pressure Blankholder bones, stretch forming, anti-side, crossed, metal ring inside the edge volume, Hemming, sand at the end, both inside and outside the sanding, the appearance of Belt Line, both inside and outside the skin polished, red-shaped punching, vol cylindrical, straight seam welding, weld line pressure, girth welding, pressure ring weld, sheet metal coated oil, pressure spiral teeth, cars spiral teeth.

鸿业机械厂生产的机械设备广泛用于五金制品加工生产：齐口切边、平面卷边、垂直内外卷边、压边压骨、拉形、反边、划线、金属圈卷内边、包边、砂底、内外砂光、外表砂带线、内外去皮抛光、冲形冲孔、卷圆筒、直缝焊、压直线焊缝、环缝焊、压环形焊缝、金属片涂油等、压螺旋牙、车螺旋牙。

The 〓rew sense of-PTrMA was thought to beright-handed by following the direction of the chiral channel.

分子链呈右手螺旋构象，酯基的三个苯环为单方向旋转的螺旋链桨构象。19。

Region of the homeodomain shows homology with the helix-turn-helix motif of prokaryotic repressors.

图29.10比较了三个螺旋区的序列，序列保守性最多的部分在第三个螺旋。

A pine cone for instance has 3+5=8 spirals in one direction and 5+8=13 spirals in the other.

再如松树球果有朝一方的3＋5＝8的螺旋，还有一个5＋8=13的螺旋朝着另一个方向。

In a coil spring clutch the pressure plate is backed by a number of coil springs and housed with them in a pressed – steed cover bolted to the flywheel .

在螺旋弹簧离合器中，压盘是被若干螺旋弹簧反向挤压和被用螺栓固定在飞轮上的钢盖包容的。

In certain parameter regions above spatiotemporal systemshave both spiral wave state and some homogeneous states.Feedback pinnings aresuggested to migrate the system from the spiral wave to various wanted patterns.Theinfluences of pinning density,forcing strength,and different pinning distributions onthe driving effect are investigated.

在这一章，我们用局域钉扎反馈技术，控制不同介质中的螺旋波，结果发现成功控制螺旋波，不仅依赖于钉扎的密度和控制强度，而且还特别依赖于控制点的分布，因此优化设计钉扎的分布可以大大提高控制效率和得到丰富的斑图。

To get the buckling deformation,configuration and restraint forces of tubular strings sealed in packers,the buckling behavior of tubing neared parkers was analyzed in this paper.

目前的封隔器管柱屈曲分析没有考虑靠近封隔器段非螺旋屈曲段管柱，没有给出非螺旋屈曲段管柱的变形表达式和封隔器对管柱的约束载荷。

The pumpkin seed oil has higher content VA , VE, carotene before pressing by suitable heat treatment.

通过研究发现，冷榨前，适当的加热处理有利于提高南瓜籽油中VA、VE、胡萝卜素的含量，其中，单螺旋榨油机制取的南瓜籽油中VE的含量是双螺旋榨油机的3倍。

It has to span from one corner of the strip, winding along the spiral until the diagonally opposite corner will poke out above the endcap when everything is placed together.

你需要的长度是沿着标记的螺旋线，围着管子缠绕，跨度从长条铜片的一个角，沿着螺旋线直到对角，当一切都安装好之后穿出端盖。

Main PPR, ABS, PEX Pipe Production Line, PVC, HDPE gas pipe production line, large-caliber hollow-wall winding pipe production line, silicon core pipe production line, steel-plastic composite, medical tube, nylon tube production line, PVC foam core pipe, with spiral pipe production line, posts and telecommunications perforated pipe production line, double-wall corrugated pipe, spiral pipe production line, peroxides, cross-linked polyethylene, pipe production lines, two-pipe extrusion production line, plastic board material production line, plastic foam picture frame-type material production line, SJYF plastic profile extrusion production lines, blow molding Blow Molding Machines, Single Screw eager, cold-cut granulator unit, with the parallel twin-screw extruder, SJSZ conical twin-screw plastic extruder, SJ single screw extruder, SRL-Z series mixing unit, SHR series high speed mixer, auxiliary products sold nationwide and exported to Southeast Asia more than 10 countries and regions.

主要有PPR、ABS、PEX管材生产线、PVC、HDPE燃气管生产线、大口径中空壁缠绕管生产线、硅芯管生产线、、钢塑复合、医用管、尼龙管生产线、PVC芯层发泡管、内螺旋管生产线、邮电通讯多孔管生产线、双壁波纹管、螺旋管生产线、过氧化物、交联聚乙烯、管材生产线、双管挤出生产线、塑料板材生产线、塑料发泡镜框型材生产线、SJYF塑料挤出异型材生产线、吹塑中空成型机、单螺杆热切、冷切造粒机组、同向平行双螺杆挤出机、SJSZ锥形双螺杆塑料挤出机、SJ单螺杆挤出机、SRL-Z系列混合机组、SHR系列高速混合机、辅机系列产品畅销全国并出口东南亚等十多个国家和地区。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失