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1·In general both MATHY-Cand MATHY-M are cleaning products for the engine.

一般来说，玛蒂c和玛蒂m都是具有清洁引擎功能的产品。

2·With 150 g of down they have gone down to 0 Cand kept us just warm enough.

与150克的下降，他们已经下降到0 C和保存我们刚才的热情不够的。