Strength of crushing force and its distribution in crushing room are important basisfor designing double-cavityjaw crusher.
破碎力的大小及其在破碎腔内的分布情况是破碎机设计的重要依据。
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Methods After curettage of the cyst in 34 cases, compound absorbable gelfoam were used to fill the jawcavity. X-ray observations were made postoperatively.