ptac meaning in English

中邮普泰

Road vehicles . wheel chocks for commercial vehicles of more than 3 , 5 t of ptac and buses . functional characteristics
道路车辆.型大于t商用车辆和公共运输车辆止轮块.功能特性
Road vehicles . vibrations transmitted by the seats of commercial vehicles of laden weight greater than 12 tons . test methods
道路车辆. 12吨以上ptac实用车辆座位的传递振动情况.试验方法
To express hau3r gene as fusion protein , it was cloned into pgex - kg and fused with gst , which is controlled by promoter ptac
将hau3 ~ r基因与融合基因表达载体pgex - kg的ptac启动子控制下的gst融合，获得重组质粒phz2083 。