Grade d: Hair and, where relevant, beard should be covered. A general protective suit and appropriate shoes or overshoes should be worn.
级：头发和胡须要覆盖，要穿戴一般工作服和合适的工作鞋或鞋套。
2
The table relates sheathing thickness, nail size and spacing, sheathing grade and allowable unit shear to enable determination of an appropriate construction configuration.
表中涉及覆板厚度，钉的大小和间距，覆板等级和允许单位剪切，来确定适当的施工构造。
3
As such, manufacturers use extensive testing to determine which applications a glove is appropriate for, with medical-grade gloves having higher standards. Here's an overview of the process.