Molding in the form of a ring ; at top of a column.
以一枚戒指的样式塑造；在一根柱子的顶部。
In addition, a new form of solid phase extraction column has been investigated.
另外，对一种新形式的固相萃取柱进行了初步研究。
Please fill in the form and sign your name in the column of "sender".
请填写张张表格，然后在“寄件人”一栏内签名。
The "Main Functions" Column of the Application Form should be filled out in Chinese;
㈡《核准无线电发射设备型号申请表》中的主要功能栏必须用中文填写；
The "Main Functions" Column of the Application Form should be filled out in Chinese;
㈡《核准无线电发射设备型号申请表》中的主要功能栏必须用中文填写；
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