杆

To improve the machining efficiency and precision of convex screws,a new method was put forward for inner whirlwind NC enveloping milling of screw curved surface.

为提高凸螺杆的加工效率和加工精度，将具有切削平稳、效率高等特点的传统旋风铣削技术与具有轨迹控制灵活等特点的数控技术相结合，提出了内旋风数控包络铣削螺杆螺旋曲面的新方法。

The insurmountable difficulties of traditional control strategy in isolating vertical vibration and controlling micro-oscillation may be overcome by employing magnetic levitation technique.As a fundamental research of this technology,the governing equitation of rigid uniformity magnetic suspension pole is derived.

采用磁悬浮技术可以解决传统控制方法在竖向隔震、微振控制等方面所面临的难题，作为这项技术应用基础研究，本文建立了磁悬浮均匀等直刚杆的运动方程，讨论了方程的稳定性，给出了随机地面扰动输入下求解非线性振动解的Runge-Kutta格式，并对悬浮刚杆在任意输入下的响应进行了分析。

On the basis of measured data processing,error analysis,curve modeling and object modeling,it establishes the mathematical modeling of the screw parts of single screw compressors.

在测量数据处理、误差分析和曲线曲面造型、实体造型技术的基础上，建立了单螺杆空气压缩机螺杆零件的数学模型。

There is an establishing shot to set up relationship of actors followed by mix of one and two shots to retain audience interest and emphasize the dialogure.

有一个建立杆设立者之间的关系之后，混合1和两杆，以留住观众的兴趣，并强调dialogure 。

The main products the company has: Hinge 、Casting Container、Locking Gear、Door Locks、Plug、Fitting Hook、Door Seal、Aluminum Profile、 Profile、Meal Hook、Fixation、Track、Cargo Bar、Support Plate、Chuck、Pull Ring、Tache、Buckle、Hook、Pulley、STTMR、Spring catch、Centeral wedge、Buffer block、Rubber lock、Euphroe 、Rope hook、Spiling、Plate、Flashboard、Mudguard、Fender、Military shelter lock、Military step-ladder、Military shelter corner casting、Guardrail、Tarpaulin、Parts for tarpaulin、Electricity Cabinet lock、Air leg、Gas springs、Rubber rolls、Solid tired wheel、Jacks and parts for tow. We also welcome special orders made according to clients' drawings or samples as well.

公司主要产品有：铰链、合页、栏板颌、侧门铰链、集装箱箱角、钢琴铰链、长排铰链、门锁、后门锁、厢式车后门锁、盒锁、工具箱锁、插销、门风钩、门阻、门搭钩、窗封条、门封条、铝型材、包角、厢式车包边、铝围框、肉钩、轨道、固定架、护板、撑杆、撑头、撑板、卡头、卧环、地板钩、拉环、搭扣、带扣、带钩、钩子、滑轮、拉紧器、卡紧器、搭锁、弹簧销、减震块、缓锁器、缓冲块、橡胶块、紧绳器、绳钩、板钩、插桩、钢压板、插板、挡泥板、挡泥罩、军用三岔锁、军用踏梯、军用方舱角件、护栏、漏水器、篷布、软篷系列配件、电柜门锁、气动杆、气弹簧、胶轮、实心轮、千斤顶等拖车配件，并可承接来样，来图加工订做产品。

The results show that, there is no obvious variation of the influence of different collector bar installations on the cathode potential drop, but the current distribution will be relatively evener when the cathode collector bar is horizontally installed.

结果表明，不同的阴极导杆安装方法对导流槽阴极的总电位降大小没有明显影响，但是水平阴极导杆安装更有利于阴极表面电流密度的均匀分布。

According to the characteristics of elliptical motion exerciser, this objective of the study is to systematically design new front crank type elliptical motion exerciser that can adjust its link length.

根据可调杆长的椭圆运动机的运动特性，因此本研究的目的在於以系统化方设计新型的可调杆长的前置曲柄式椭圆运动机的机构构型。

According to the characteristics of elliptical motion exerciser, this objective of the study is to systematically design new rear crank type elliptical motion exerciser that can adjust its link length.

根据可调杆长的椭圆运动机的运动特性，因此本研究的目的在於以系统化方设计新型的可调杆长的后置曲柄式椭圆运动机的机构构型。

The second, the third and the fourth degree of fallen tree snag, and CWD account for 86 12%, 78 40% and 79 65% wlume of the total volumes of fallen tree, snag and CWD respectively. The water-absorption and water-losing process is the exponential function of the time.

CWD的腐朽级以处于第Ⅱ、Ⅲ和Ⅳ级为主，Ⅱ、Ⅲ、Ⅳ级的倒木、站杆和总的CWD蓄积量分别占倒木、站杆和粗木质残体总蓄积量的 86 12 %，78 4 0 %和 79 6 5 %，CWD的吸湿和脱湿过程是时间的指数函数。

The system can be used in these aspects. Firstly, it can be a CAD system of screw for single-screw extruder.

本系统可用于以下几个方面：一、作为单螺杆挤出机螺杆设计的计算机辅助设计系统。

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％。