International public symbols play an important role in modern labconstruction. Public symbols can be classfied into 4 groups: ① indicative, ② programed or regular, ③ alarmed, ④ urgent need or urgency symbols according to their functions. This article discussed how to strengthen the laborotary construction by means of improving the internal circumstance of laborotary. The application of public symbols provides reference to biomedical lab management.%公共标志在现代科研机构建设中,日益发挥着重要作用。该文着重分析了常用国际公共标志的功能,并将其分为:1.指示性标志、2.程序或规章性标志、3.警示性标志、4.应急或急处性标志四类。在此基础上,作者扼要地进行了公共标志设计与应用方面探讨。
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