Vinegar is a fairly weak acid.
醋是一种很弱的酸。
Dab it with a solution of weak acid.
在那上面擦点弱酸溶液。
The weak acid condition can cause the discoloration extent.
弱酸性条件会增加变色的程度。
Air. Compressed air, water, sea water, hot water, weak acid, etc.
空气、压缩空气、水、海水、热水、弱酸等。
Air. Compressed air, water, sea water, hot water, weak acid, etc.
空气、压缩空气、水、海水、热水、弱酸等。
应用推荐