red tube

Definition of thickness of wall of red copper tube by graphic method

图解法确定紫铜管管壁厚度

Application of RE-Cu additive in red copper tube used in air condition system

稀土铜添加剂在空调用紫铜管中的应用

The factors of affecting the growth and differentiation of Philodendron erubescens Red Emerald tube shoots

影响红宝石喜林芋试管苗生长分化的因素

The characteristic of the flow obstruction of water in carbon steel tube , stainless steel tube and red copper tube is determined by the experiment in the paper , superficial roughness and smooth finish of three kinds of tubes are analysed with the instruments ;

对水在无缝碳钢、不锈钢和紫铜管内的流动阻力特性进行了实验测定；对各种表面的粗糙度和光洁度作了仪器分析；

We also study the substrate self-bias jumped delay , double-steady delay and self - oscillation etc with the condition of copper belt discharge antennas , and compare with datum which are obtained with the condition of red copper tube discharge antennas .

研究了铜带放电天线下基片自偏压的跳变回滞、双稳回滞、自振荡等特性，并与多匝铜管放电天线下的结果进行了比较。

LED display outdoor oasis universal use of ultra-high brightness monochrome red or green light-emitting tube .

四海绿洲LED户外单色显示屏使用超高亮度的红色或绿色发光灯管。