prtd
- 网络旅行证件;永久居民旅行证;铂热电阻;北京极地通达展览公司;铂电阻温度检测器
prtd-
A novel device structure for planar resonant tunneling diode ( PRTD ) is proposed .
鉴于已报道的平面共振遂穿二极管（PRTD）存在的缺点，文中提出了一种新的平面RTD器件结构。
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The full factorial design was introduced to investigate the factors including rotating speed of the screw , the stagger angles of the kneading blocks and the specific throughput that have significant effects on delay time and the mean residence time of PRTD in twin screw extruder .
析因法分析螺杆转速、喂料速率和错列角度对捏合块元件PRTD曲线的延迟时间和平均停留时间的影响，发现转速最大，角度和比产率接近；