螺旋管

As applications, the 2nd elastic moduli are used to explain the effect of chiral angle on asymmetry behavior of torsion, and finite deformation problems of single-walled carbon nanotubes are successfully simulated by the thin shell model.

作为应用：利用面内的2阶模量解释了纳米管螺旋角相关的力学行为：扭转不对称现象。利用薄壳模型成功模拟了单壁纳米管的大变形弹性失稳行为。

The study on the carbon nanotubes lattice dynamics can supply information about tube structure and chirality.

碳纳米管晶格动力学的研究可以提供碳纳米管结构和螺旋性等方面的相关信息。

Rigid PVC pipe production line is mainly used in the manufacture of the plastic PVC pipes with various tube diameters and wall thickness in the aspects such as the agricultural and nonstructural plumbing, cable laying etc. Thin set is composed of the conical twin-screw extruder, vacuum forming table , dragger, cutter, stirring up rack etc. The screws extruder and the extractor adopt the imported AC frequency employ the superior goods. The prime mover has the traction modes such as to claw, three-claw and so on. It may choose the saw blade cutting type or the planet cutting type. It is additionally attached with measuring apparatus and the intensifying device. The unit is of the reliable performance and high production efficiency. This company may allocate the special installation for the manufacture of the inner wall spiral coil and core ply blister tube set according to the clients requirements.

硬质PVC 塑胶管材出产线主要有阿谁与出产农用给排水、建筑给排水、线缆铺设等方面的各类管径、壁厚的塑胶PVC管材，该机组由锥形双螺杆挤出机、真空定形台、牵引机、翻料架等构成螺杆挤出机及牵引机采用进***流变频调速设置，真空泵以及牵引机电均采用优质产品牵引有二爪、三爪、四爪、六爪等牵引体式格局可选用锯片或者行星切割形式，另可计长及增厚装置，机组机能可靠，出产效益高，本公司可更具客户的要求，配备布置专用装置出产螺旋消音管以及芯层发泡管机组

Scalariform thickening A type of secondary wall formation consisting of interlaced helical bands of thickening giving a ladderlike formation. It allows for very little further extension, and is found in tissues such as metaxylem tracheids and vessels, which do not elongate after maturation.

梯纹加厚：是植物细胞次生壁的一种形态结构，壁由加厚过程中相互交错成梯状形态的螺旋带形成，其可延伸性很小，多存在于后生木质部管胞和导管等一些成熟后便不再延伸的管状分子中。

Our main products are various specifications for small and medium-sized two-roll, four roll-precision rolling mill, spiral round air duct air duct molding machines and other equipment, as well as slitting machine, shearing machine, hydraulic shear plane angle, such as sheet metal machinery.

公司主要产品有各种规格的中小型二辊、四辊精密轧机，螺旋圆风管机等风管成型设备，以及纵剪机、剪板机，液压剪角机等板金机械。

Using spiral groove on the surface to enhance the heat transfer in the gravity heat pipe was proposed.

为了提高重力热管的传热能力，用螺旋槽表面结构来强化重力热管传热，并以水为工质进行了传热特性实验研究。

Results Spiral CT findings of cholesteatomtous tympanitis included: soft tissue mass in the tympanium, tympanal sinus and mastoid,destruction of the bone including ossicles chain,secutum,facial nerve canal,semricirular canal,sigmoid sinus plate, tegmenttympanic.

结果：胆脂瘤型中耳炎的螺旋CT表现为鼓室、鼓窦及乳突区软组织肿块，常伴有骨质破坏，其中包括听小骨、盾板、面神经管、半规管、乙状窦及鼓室盖骨质破坏。

The heat exchange tubes (29, 30) are wound helically around the water tank (21) and secured to the tank wall (32) in a heat conductive relation with the tank (21) under the stated stress.

热交换管（29，30）螺旋地缠绕在水箱（21）上，并且当这些管通过热传导连接材料被固定在箱体壁（32）上时是处在一定的应力之下的。

Numerical controlled program was compiled with ETA code. The baffles were welded into a pile, then the holes were drilled using milling cutter and twist drill. The baffles were installed on Mitsubishi numerical controlled machine, and numerical controlled process was realized. This can improve production efficiency, which makes it possible that helix-baffled tubular heat exchangers can be widely applied in factory.

在MITSUBISHI操作系统的数控钻铣床上，采用特殊的刀具，将折流板点焊为一擦，装夹在旋转工作台上，使之与刀具成一个固定角度，实现了阶梯式螺旋折流板上孔的加工，解决了制造的难题，提高了生产效率和钻孔精度，为螺旋折流板管壳式换热器的推广应用提供了可能。

Special line: PET bottles to send the wind line, PET bottles transmission line, eight-treasure Li transportation, storage assembly line speed chain, refrigerator-line detection of, stainless steel transmission lines around with CPT, conveyor Store line, groove belt, transportation of finished Line, the size and quality control systems, improve water vat, with tailgate climbing belt, with the assembly line stands, the knife-edge transition belt turn, to roll lines, cell delivery systems, computer assembly lines, power assembly lines, power lines Raceway , To send the wind-line, high-speed sorting lines, transmission lines Raceway, drum line, after the assembly lines overhang, the chemical industry transmission lines, aging transmission lines, Tetra transmission lines, transmission lines plate chain, chain lost keel box line, spiral Chain plate line, spiral belt, a motorcycle transmission lines, motorcycle assembly line, climbing belt, a belt transmission line group, bottles of beer delivery systems, aerodynamic balance suspended, the lines between the pneumatic hoist, automotive transmission lines, light-top Transfer or devices, thermal plastic packet transmission line, stretching line wheel, food delivery lines, transmission lines, transmission lines climbing boxes, fruit cleansing transmission lines, the level of circulating conveyor chain, no power lines Raceway, no power telescopic Raceway lines, lines between the hoist, the letter-box sorting systems, conveyor suspension, tobacco conveyor, the parcel sorting conveyor systems, packet transmission lines, packet transmission line combinations, straight plate section, gravity-shelf access device , Heavy-duty power lines Raceway, heavy-duty conveyor chain, chain of beads to lose face envelope, turning plate, vehicle loading and unloading conveyor, the assembly line, assembly line, automatic transmission storage systems, feeding

特殊流水线：PET瓶风送线，PET瓶输送线，八宝粥输送骊，倍速链储装配线，冰箱检测线，不锈钢输送线，彩管绕带机，仓储输送线，槽型皮带机，成品输送线，尺寸与质量检测系统，大桶水提升设备，带挡板爬坡皮带机，带灯架装配线，刀口过渡转弯皮带机，地滚线，电池输送系统，电脑装配线，动力装配线，动力滚道线，风送线，高速分拣线，滚道线输送系统，滚筒线，后悬装配线，化工行业输送线，老化输送线，利乐包输送线，链板输送线，龙骨链输箱线，螺旋链板线，螺旋皮带机，摩托车输送线，摩托车装配线，爬坡皮带机，皮带输送线组，啤酒瓶输送系统，气动平衡吊，气动线间提升机，汽车输送线，轻型顶升移载装置，热塑膜包输送线，伸缩滚轮线，食品输送线，输送线，输箱爬坡线，水果输送清洗线，水平循环链式输送机，无动力滚道线，无动力伸缩滚道线，线间提升机，信盒分拣系统，悬挂输送机，烟草输送机，邮包输送分拣系统，邮包输送线，邮包组合输送线，直段板式机，重力式货架存取装置，重型动力滚道线，重型链式输送机，珠面链输包线，转弯板式机，装卸车输送机，装配流水线，装配线，自动仓库输送系统，上料机

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。