-
新接点闭合系统无需任何焊接。
New contact closure systems do not require any soldering.
youdao
-
此系统可连续进行翅片进给，以焊接到管子上，无需机器中途停下。
This system is for continuous fin feeding so to weld tube without machine stop.
youdao
-
此系统可连续进行翅片进给，以焊接到管子上，无需机器中途停下。
This system is for continuous fin feeding so to weld tube without machine stop.
youdao