Piston cleaning. Remove carbon and varnish from piston surfaces. Do not use a caustic cleaning solution or a wire Brush. These could damage the piston-skirt finish.

绝不能使用苛性溶液或金属刷清除活塞表面的积碳和漆膜。因为这样会损坏活塞裙部的粗糙度。

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If you use colour stain, can say take alcohol solution dye 6 points, alcohol 70 points and shellac varnish 24 points, mixed evenly, with manual brush or spraying dyeing.

若采用酒色染色，可称取醇溶液染料6分、酒精70分及虫胶清漆24分，混合均匀后，用手工刷涂或喷涂染色。

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Oil of turpentine is favoured over petroleum solvents as an oil-paint thinner, varnish solvent, and Brush cleaner.

在用作油漆、可挥发性溶剂以及油彩刷的清洁剂等方面，松脂比石油效果更好。

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