每印刷20-30分钟后用搅拌刀把印刷区域两边的锡膏收至印刷区内；

每印刷20-30分钟后用搅拌刀把印刷区域两边的锡膏收至印刷区内；

ผลลัพธ์ (อังกฤษ) 1:

Each stirring for 20-30 minutes after printing solder paste on both sides of the printed area close to the knife printing area;

ผลลัพธ์ (อังกฤษ) 2:

After 20-30 minutes of printing, the paste on both sides of the printing area is collected into the printing area with a blender knife;

ผลลัพธ์ (อังกฤษ) 3:

After every 20-30 minutes of printing, use a mixing knife to collect the solder paste on both sides of the printing area into the printing area;