tube type [电子] 电子管型号 ; 表示管状 ; 球管型号 ; 试管类型
Shell and tube type condenser 壳管式冷凝器
Test tube type 试管类型 ; 试管材质
inclined tube type manometer 斜管式压力计
tube-type boiler 管式锅炉
tube type door pull 管状门拉手
tube type mold 管式结晶器
Laser tube type 激光器类型 ; 激光类型
water-tube type cooler 水管式冷却器
There were two types of code formats that used the same tube type codes, which were in use from 1948 until these companies stopped the manufacture of standard receiving tubes.
有两种格式的代码使用同一管类型代码，其中使用的是从1948年类型，直到这些公司停止接收管的标准制造。
Remember, this code element follows the tube type code and the change code, which are always the first two codes in the code sequence.
请记住，这代码元素如下管类型代码和代码的变化，总是前两个代码中的顺序码。
Prior to 1955, Mullard used a purely numerical code for encoding the tube type, but then adopted the code change as listed here after that.
到1955年之前，大盾用于编码管式纯数字代码，但随后通过代码改变之后，列在这里。
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