English translation for "第一循环管系"

primary circulating system
primary circulation system

Similar Words：

"第一学期" English translation, "第一学期的" English translation, "第一学期期末测试题" English translation, "第一学位国际学生" English translation, "第一学位或学士学位" English translation, "第一循环系统" English translation, "第一寻线机" English translation, "第一寻线器" English translation, "第一巡回上诉法院" English translation, "第一压缩环" English translation