FEC waterproof paint is a new type nontoxic,nonpolluting,water based waterproof paint.
FEC新型防水涂料是一种无毒、无污染新型水性防水涂料。
FEC waterproof paint is a new type nontoxic,nonpolluting,water based waterproof paint.
FEC新型防水涂料是一种无毒、无污染新型水性防水涂料。
The acrylonitrile-styrol reisn is firmly combined on active carbon, thus being safe and nontoxic to the environment.
丙烯腈-苯乙烯树脂和铜离子牢固结合在活性炭上,对环境安全无毒。
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