preservative GREGMAT四级六级

Make sure the panels are treated with a wood preservative.

确保镶板防腐剂理过。

Remedial treatment must be both eradicant and preservative.

修补理必须应该是既可预防，又能根治的。

The wood is treated with preservative to prevent decay.

这块头防腐剂理过以防止腐烂。

OBJECTIVE To study the practicability of sulfacetamide sodium eye drops and ofloxacin eye drops without preservatives.

探讨无防腐剂的磺胺醋酰钠滴眼液和氧氟沙星滴眼液的可行性。

Salt is a preservative for meat.

盐是肉类的防腐剂。

In this paper,the methods of producing sodium diacetate have been described.It is widely used as high effective preservative in grains,dodders,foods and so on.

论述了双醋酸钠的制备方法及其在防腐、保鲜、洗涤等领域的应。