查询词典 socket screw

On the basis of introduction of an epicycloid parameter,δ,an equation is derived for cycloid and its screw surface in screw pump.

本文在引入外摆参量δ的基础上建立了螺杆泵摆线和摆线螺面的方程，并通过对δ的研究，提出了螺杆泵的部分设计理论。

In operation, the screw cylindrical surface and the pump cylinder wall formed between the layer of oil film to prevent direct contact between the metal, so that screw tooth surface wear significantly reduced.

在运行中，螺杆外圆表面和泵缸内壁之间形成的一层油膜，可防止金属之间的直接接触，使螺杆齿面的磨损大大减少。

Our company specializing in the production of dual-cone, double-barrel, screw, double-, double-cone plastic extrusion machines, single screw extruder, plastic pipe production lines, plastic profile production lines, plastic sheeting, sheet production line, plastic extrusion To create materials and production lines dedicated to the production of environmental protection Plastic-wood extruder.

我公司专业生产锥双、平双机筒、螺杆，平双、锥双塑料挤出机、单螺杆挤出机、塑料管材生产线、塑料异型材生产线、塑料板、片材生产线、塑料挤出造料生产线及专用于生产环保塑木的挤出机。

According to the similarity criterion, an experimental model was designed which is one-third of 3500mm heavy and medium plate mill pressure screw-pairs in sizes. Electrometric method was adopted to get the load distribution of the thread layers by measuring the bending deformation of the screw teeth.

依据相似准则，制作3500mm中厚板轧机电动压下传动螺纹副1/3的测试模型，采用电测法获取悬臂螺牙弯曲应变值，模拟实际轧制力和过平衡力作用下螺纹副螺牙各层载荷大小及分布。

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

使用轴承测量仪器完成对滚子球基面凸度测量、凸形的判定，确定了测量方法，提高测量的准确性及测量效率。

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。

At the same time this paper introduced the surface craft to resist wear of the plastic extruding machine's screw which was similar to the expeller by the contour structure and the working condition in domestic and foreign,pressed out the screw development and the improvement to provide the oil .

介绍了螺旋榨油机榨螺表面抗磨工艺的研究现状，分析了各种工艺的优缺点及研究进展情况；同时介绍了外形结构、工作状况与榨螺相似的塑料挤出机螺杆表面抗磨工艺的研究动向及进展情况，以期为我国螺旋榨油机榨螺表面抗磨工艺的改进提供借鉴。

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。

MQ-LSC screw conveyer is mainly composed of the following parts: steel screw, driving device, feed hopper, conveyance trough or conveyance pipe, material outlet, frame, etc.

MQ-LSC输送机主要山一根钢质螺旋休、驱动装置、进料斗、输送槽或输送管、出料口、机架等构成。

In a group of 39 cases, according to Danis-Weber classification, 1 case of type A, 32 cases of type B and 6 cases of type C were fixed by lag screw, tension band and titanic screw plate with AO technique and treated by foot pump and CPM after operation.

本组39例踝关节骨折，按Danis-Weter分类，A型1例，B型32例，C型6例。采用AO技术，加压螺钉、钝钛金属板螺钉及张力带进行内固定，术后常规应用下肢静脉泵及CPM治疗，随访5～12个月。

Objective To investigate the relationship between ovum fertilization rate and sperm morphology, acrosome reaction in IVF and to explore the influence of parameters of sperm on fertilization rate.

目的 研究体外受精(in vitro fertilization，IVF)中精子形态、顶体反应与卵子受精率之间的关系，分析精子各参数在IVF受精率方面的参考意义。

A: I hear Mr. White wants to run for the Presidency!

我听说怀特先生要参加总统竞选！