Scanning electron microscopy (SEM) was used to observe the surface microstructure of each typical specimen.

各组典型试样以扫描电镜观察表面微观结构。

youdao

This database includes Virus Conservation database, Typical Virus Specimen database, Heredity Resource of Virus database.

该数据库包括病毒保藏数据库、病毒模式标本数据库和病毒遗传资源数据库等子库。

youdao

Typical rear bolted micro crystal glass curtain wall specimen was installed on a steel frame, and its seismic performances were investigated via shaking table test.

为考核某实际背栓式微晶幕墙的抗震性能，将典型幕墙单元安装于试验钢框架上，进行模拟地震振动台试验。

youdao