针轮由小及大逐渐向浆液传递动量，启动旋流，产生离心过滤压力。
The bristle assemblies give serous fluid momentum step by step to form a rotary flow and to yield filtration pressure.
总结了治疗多发性脾脓肿的三条经验，即一针多腔，由深及浅，先小后大的原则，强调残余脓肿不论大小均要穿刺治疗。
The three principles on treatment of multiple splenic abscesses are one needle for many abscesses if ROM deep to shallow; and from, small to big.
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