介绍了理化检验仪器设备和标准物质期间核查的重要性和期间核查的各种方法。对常用设备如万能材料试验机、硬度计、冲击机、光学显微镜、电子天平和光谱仪等设备及其标准物质的核查进行了详细介绍，并给出了典型应用实例。

The importance and various methods of intermediate checks for equipments and reference materials in physical testing and chemical analysis were introduced. Moreover, the checks for the equipments most in use such as universal testing machine of materials，hardness testers，impact testing machines，optical microscope，electronic balance，spectrometer etc. and reference materials were presented in detail, and the typical illustrations of applications for intermediate checks in the scope of physical testing and chemical analysis were provided.