Researchers wearing white lab coats wander into the corridor, occasionally opening huge chest freezers in search of test-tube samples.
穿着白大褂的研究人员，在走廊里走来走去。偶尔会打开大冰箱，找找试管样本。
To search for the effect of thickener ZT—glue and blank tube drug was used as direct pulp—cap.
研究目的探讨医用增稠ZT胶加“空管药物”用作直接盖髓剂的效果。
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