用于纪念性碑塔等天然石料上，能防止青苔的生长，保持表面清洁。
Used for memorial tablet tower etc natural stone, can prevent lichen growth, keep surface cleaning.
所有您需要做的是肯定的是，你保护多边环境协定和处理微妙的，并尝试，并确保所有表面保持清洁。
All you need to do is be sure that you protect the MEA and handle it delicately, and try and ensure all surfaces remain clean.
金属零件表面应保持清洁。
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