These consist of fabric of natural or synthetic fiber or glass cloth impregnated with a mixture of petroleum jelly and neutral mineral filler.
该包装带由自然织物、合成纤维或玻璃纤维织物注入凡士林油和中性矿物填充剂混合物制成，应与凡士林油底漆配合使用。
These consist of fabric of natural or synthetic fiber or glass cloth impregnated with a mixture of petroleum jelly and neutral mineral filler.
该包装带由自然织物、合成纤维或玻璃纤维织物注入凡士林油和中性矿物填充剂混合物制成，应与凡士林油底漆配合使用。
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