螺旋管

Key words: helix screw thread pipe;intermediate medicine; application

要害词：螺旋螺纹管；原料药；应用

DAYANG" products include: rotary kiln, ball mill,"Possession of mill, cement mill, raw mill, raw mill, cooling machine, dust collector, vertical mill, drying machine, crushing machine, five cyclone preheater device, humidification tower, the wind swept coal mill, roller press, plate feeder, bucket elevator, screw conveyor and other building materials machinery and chemical machinery and auxiliary electrical control system and a variety of bridges mold.

大洋产品有：回转窑，球磨机，〈管磨机、水泥磨、生料磨、原料磨〉、冷却机、收尘器，立式磨，烘干机，破碎机，五级旋风预热器、增湿塔、风扫煤磨、辊压机、板式喂料机、斗提机、螺旋输送机等建材机械和化工机械及配套电气控制系统以及各种桥梁模具。

Now, CFG technology has totally transferred from driven caisson pile to long screwy drill pipe inner pump pressure.

CFG桩的施工工艺由振动沉管打桩过渡到长螺旋钻管内泵压成桩。

Helical vortex is situated on conical tube on opening 12mm. It will disappear in the elbow tube.

尾水管中涡带主要集中于直锥段，呈螺旋型，在肘管处逐渐变小消失。

By means of the plating technology and the system designed and made ourselves, we call them as the direct-heat evaporating roll-pulled with vacuum piston and the helix evaporating of straight heat-wire with the negative thermal specific resistance , the align polishing ring films and the separating ones of pure gold have been plated directly at the inner wall of the capillary of Sealed-off CO〓 laser.

简便有效地使器件的输出功率、光束品质、稳定性和使用寿命都得以提高的作用效果；分析了放电驱动催化机理及催化效果与器件参数、工作状态及其中的等离子体过程的对应关系，建立了数学模型，编程数值计算了放电管内正柱区中等离子体参数分布及其与器件工作外参数的关系；利用我们设计开发的直热式真空活塞卷拖和负阻直热丝螺旋蒸镀工艺及制作的系统，在封离型CO〓激光器毛细管玻璃内壁上直接镀制出了单质金的镜面环膜和离散膜，经理论分析和实验检验，指出美国专利4756000号的环金方案将导致器件工作特性的改变和恶化，降低效率；肯定了正柱区边界部分场对建立良好的激光振荡的作用意义，明确提出了①作为高品质器件设计基础的弥散膜催化剂；②高斯管型弦驻波振动定型磨制、检测的新概念及相应的制备加工工艺；实际制出了管子，测定了其基本的工作特性和初期过程。

Both heat transfer and flow resistance properties of vertically laid,single spiral corrugated tubes under condensation conditions have been discussed in this paper.

本文对垂直布置的单头螺旋槽管在凝结条件下的传热和阻力特性进行了实验研究。

The company Main products: tungsten powder, tungsten carbide powder, cobalt powder; Carbide Rods, rotary burrs, rough milling cutter blade, pipes, plates and other special-shaped products; high-density alloy products; Carbide Milling Welding, T-shaped slot milling cutter, reamer, broach, drill, composite cutting tools, etc.; overall carbide saw blade milling cutter, end mill, slot milling, ball milling, cutting tobacco cutter, reamer, drill, scheduled to handle drilling, etc.; folder, mold, measuring, etc.; Company carbide spiral blades and ultra-fine carbide crystals of high-speed milling product line to fill the gaps in the province, the product is widely used in textile, steel, chemical, mining, machining and electronics industries, and become a Canton Panasonic, Wanbao, FAW, Sanyo, HA 1 workers, the volume of HA, Shanggong and domestic well-known military enterprises and many other brand-name manufacturers to suppliers, the company also self-employed or commission Products agents sold Europe and the United States, Japan, Southeast Asia, Taiwan, Hong Kong and other countries and regions, are users.

公司主要产品：钨粉、碳化钨粉、钴粉；硬质合金圆棒、旋转锉、锯片铣刀毛坯、管、板材及其它异形制品；高密度合金制品；硬质合金焊接铣刀、T形槽铣刀、铰刀、拉刀、麻花钻、复合刀具等；整体硬质合金锯片铣刀、立铣刀、槽铣刀、球铣刀、切烟刀、铰刀、麻花钻、定柄钻等；夹、模、量具等；公司硬质合金螺旋刀片及超细晶体硬质合金高速铣刀产品系列填补了省内空白，产品被广泛应用于轻纺、钢铁、化工、矿山开采、机械加工、电子等行业，并成为广州松下、万宝、一汽、三洋、哈一工、哈量、上工及国内知名军工企业等众多名牌厂家的供应商，公司产品还自营或委托代理商远销欧美、日本、东南亚、台湾、香港等国家和地区，均得到用户的好评。

Spiral-grooved tube ; intensification of heat exchange ; numerical simulation ; ANSYS ; convective heat exchange coefficient

螺旋槽管；强化换热；数值模拟； ANSYS ；对流换热系数

Guangzhou chuanmu automation specialized production flexible coupling,shaft coupling: Plum blossom shaft coupling, diaphragm shaft coupling,parallel shaft coupling, stainless steel shaft coupling, screw type shaft coupling, small dish diaphragm shaft coupling, metal helical spring axial organ, spring steel system shaft coupling, cross slide shaft coupling, rigid shaft coupling and so on.

广州川木自动化专业生产弹性联轴器、联轴节：梅花形联轴器、金属膜片联轴器、平行式联轴器、编码器联轴器、不锈钢联轴器、螺旋式联轴器、碟形膜片联轴器、波纹管联轴器、胀紧套联轴器、金属螺旋弹簧联轴器、弹簧钢制联轴器、十字滑块联轴器、刚性联轴器等。

Based on chirality electromagnetism theory, the models of intrinsic chirality and screw structure which making carbon nanotubes wave-absorption in millimeter to centimeter wave band has been presented.

根据手性电磁理论，碳纳米管的本征手性模型和螺旋结构模型会产生毫米波段或厘米波段的吸收。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。