Punch a hole in the middle of the paper cover where the hole of the spool is. Now your hole should run through the paper, spool, and cardboard without any obstructions.
在纸片棉线轴洞的位置打个洞,这个洞贯穿了纸片、棉线轴和硬纸板,洞内没有其他遮挡物。
System actually lifts, turns and transports rolls, coil, or spool materials such as paper, film, or foil with the push of a button.
系统实际上电梯,转身和运输辊,线圈,或如纸张,薄膜阀芯材料或金属箔与一个按一下按钮。
According to the poor linearity of pressure characteristic in a type of electric water valve, the optimization and calculation process of the spool structure was given in this paper.
针对某型号电动水阀压力特性线性度差的问题,对阀芯结构进行优化设计,给出了阀芯的设计和计算过程。
The paper USES spool valve system drawing equivalent to cartridge valve system drawing to design a typical hydraulic closed-circuit system consisting of two-way cartridge valve.
本文采用滑阀系统图等效成插装阀系统图的方法,设计出一种由二通插装阀组成的典型闭式系统。
The paper analyses the dynamic flow force of spool valves using the momentum theory of fluid.
本文用动量理论对滑阀液动力进行了全面的理论分析。
Based on experimental properties of compressor under inlet distortion, the performance of twin-spool turbojet engines is studied in this paper by means of numerical simulation.
基于畸变进气下压气机实验特性,数值模拟了畸变进气下双轴涡喷发动机的总体性能。
This paper introduces the sealing and leakage preventative of oil tank, driving shaft, control mechanism, oil cylinder, spool, etc. in particular.
本文着重介绍了油箱、传动轴、操纵机构、油缸及滑阀等部件的密封防漏。
This paper introduces the sealing and leakage preventative of oil tank, driving shaft, control mechanism, oil cylinder, spool, etc. in particular.
本文着重介绍了油箱、传动轴、操纵机构、油缸及滑阀等部件的密封防漏。
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