The method used the soluble ferrous permanganate and salt as raw materials, respectively prepared the solutions, after adequate lye into permanganate solution, mixed two salt solutions, by adding diatomite particles, full oscillation, standing aging, neutralize, washing and drying to get the manganese oxide / silicon algae absorbent.
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Free oscillation of ball in guide ribs facilitates full port flow with minimum turbulence and chatter.
在导翼中自由振荡的球有利于全流道流动，最大限度减小湍流和振荡。
When stepping motor works in some pulse frequency, it may have the problem of oscillation and miss of synchronization, so it should be avoided at full steam.
在一定控制脉冲频率下，步进电动机可能出现振荡与失步现象，严重影响步进电动机的运行，要严格防止这种情况发生。
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