... estimation population variance 释义：总体比例的估计 Platelet estimate 释义：血小板估计 biased estimate 释义：有偏估计 ...
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To observe the structure of platelet-rich plasma gel by gross observation and scanning electron microcopy so as to estimate the possibility of it used as a scaffold of tissue engineering.
通过大体和扫描电镜两种方法观察富含血小板血浆凝胶的结构，探索其用于组织工程载体的可能性。
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