And usually we describe the simply course of screen printing as firstly we put the stencil onto the worktable, by mechanical or vacuum clamp ways to reality fixed, then by pins or visual ways to reality aiming, and finally to reality screen printing.

• 印刷锡膏的过程简单描述为将基板放在工作台上，通过机械或真空夹紧定位，并通过定位销或视觉来实现对准，最后来实现锡膏印刷。