etch(ing) test

• 酸蚀试验

英英释义

动词 etch:

1. make an etching of

2. cause to stand out or be clearly defined or visible

3. carve or cut into a block used for printing or print from such a block

4. carve or cut a design or letters into

5. selectively dissolve the surface of (a semiconductor or printed circuit) with a solvent, laser, or stream of electrons