Experimental results showed that double coats of carbon and gold on the conductive coating of radiolarite should be used.

通过多次试验，认为放射虫化石表面导电处理应采-双层镀膜法。

10.basement and unmetamorphosed terrigenous shallow carbonate rock in the Austria Alps -South Alps obduc-tion nappe and radiolarian silicalite in fault basins.

奥地利阿尔卑斯—南阿尔卑斯冲叠覆体中基底和未受变质南大陆浅水酸盐岩及断陷盆地内较深水放射虫硅质岩。

In this paper the sample preparation techniques of radiolarite were discussed in order to get high quality secondary electron images in SEM.

讨论了为获得放射虫化石高质量二次电子图像所采试样制备方法。