非专一性防卫机制包括使用皮肤，纤毛和黏液，胃液及吞噬细胞等。

Non-specific defence mechanisms involve skin, cilia and mucus, gastric juice and phagocytes.

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目的探讨原发性非黏液瘤性心脏心包肿瘤的EBCT特征，评价EBCT在心脏肿瘤诊断中的价值。

Objective To investigate the value of electron beam CT (EBCT) in diagnosing nonmyxomatous primary cardiac and pericardial neoplasms.

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目的：探讨胰腺黏液非囊性癌的组织学特点、生物学特征、治疗方法及预后。

Objective:To investigate the histological features, biological features, clinical treatment and prognosis of pancreatic mucinous noncystic carcinoma.

youdao

目的：探讨胰腺黏液非囊性癌的组织学特点、生物学特征、治疗方法及预后。

Objective:To investigate the histological features, biological features, clinical treatment and prognosis of pancreatic mucinous noncystic carcinoma.

youdao