blood film短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 血液涂片,血涂片 Objective: To examine the changes of blood and bone marrow film on10 patients who having hematopoiesis abnormal caused by benzene and determine characteristics of blood film in benzolism. 目的：通过对10例苯接触致造血异常者的骨髓象及血象变化分析，了解其特点。 cnki