It has special unitized construction which consists of the seat, disc and stem assembly, and strainer screen all together in one unit for complete replacement maintenance.
它具有特殊的整体结构，由阀座，阀瓣和阀杆总成，以及过滤器网等整合在一个整体中，完全能够进行更换维护。
Main equipment design of strip slitting unit applied for big steel coil, heavy thickness and high strength, such as uncoiling machine, disc shear and recoiler were researched.
对大卷、厚壁、高强度钢带纵剪机组的主要设备如开卷机、圆盘剪、卷取机的设计进行了探讨。
An air cushion disc is adopted as a walking mechanism of a mobile car lifting unit.
采用气垫盘作为移动架车单元的行走机构。
In this paper, we deal with the closed ideals in the weighted algebras of analytic functions on the unit disc, and give a criterion to decide whether a closed ideal is complemented subspace in ap.
该文讨论了单位圆盘上解析函数的加权代数ap中的闭理想问题，并且利用加权系给出了一个闭理想成为AP中的补子空间的判断准则。
A single file (unit of magnetic disc or magnetic tape storage) that holds the input data for a job and to which the results are written.
一种以磁盘或磁带存储器为单位的文件，既可存放作业的输入数据，又可存放结果。
The invention aims to provide a control disc device capable of minimizing danger of a control unit.
本发明的目的是提供一种能够把控制单元停止的危险性最大限度地降低的控制盘装置。
This disc shears may use in the transverse cutting unit, the acid pickling unit generally and so on.
本圆盘剪板机可普遍用于横切机组、酸洗机组等。
In this paper we introduce certain class of analytic functions defined in the open unit disc.
本文引入了某族定义在单位圆内的解析函数。
The experiment result indicated that the number of weeding tines and revolving speed of the comb disc had significantly effect on the performances of the weeding unit.
试验结果表明，梳齿数目和梳齿盘转速对株间除草机构的性能影响显著。
The experiment result indicated that the number of weeding tines and revolving speed of the comb disc had significantly effect on the performances of the weeding unit.
试验结果表明，梳齿数目和梳齿盘转速对株间除草机构的性能影响显著。
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