This essay describes the application of the cylinder cram mechanism and the planetary gear system in the multi head anti stealing cover seal mechanism.
通过行星轮系-圆柱凸轮机构在多头防盗盖封口机中的应用,详细论述了其运动原理及设计要点。
Therefore, a single compact antenna that has an impedance bandwidth wide enough to cover the operating frequency bands of the multi-band wireless communication system is more desirable.
对于这种无线多频通信系统来说,具有紧凑结构并能覆盖这些通信频段的带宽的天线是人们所希望的。
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