Beijing boon edam entrance technology co . , ltd . is the sole subsidiary company of royal boon edam group holdings b . v . in china , its product range covers all types of revolving doors including 2 wing , 3 wing , 4 wing automatic and manual doors , security doors etc . designed for various demands on building entrance specivications 北京宝盾门业技术有限公司是荷兰皇家宝盾集团在华的唯一合法企业，产品几乎涵盖了所有类型的旋转门，包括两翼、三翼、四翼自动门、手动门、组合门、保安门等，能满足不同场所入口的建筑需要，同时为客户提供完美的售后服务。
2.
Environmental scanning electron microscopy ( esem ) observation of f2 mycelium cultured in liquid medium with 100mg / l of cadmium showed that there were crystalline precipitations attached to the surface of f2 . transmission electron microscopy ( tem ) and energy - dispersive analysis microscope ( edam ) examination revealed that there were many granules with high content of cadmium around the cell wall F2在100mg l镉浓度下培养后，经环境扫描电镜( esem )观察显示，菌体表面有较大晶体状沉淀物；透射电镜( tem )和能谱分析( edam )表明，细胞壁周围形成大量细小的高镉含量沉淀物。
