单位包装大，每个成纱的重量最大可以达到4 kg。
Package size is large, the weight of unit yarn can be reach to 4kg. !
建议中要求药物须原封不动，没有人用过，分剂量单位包装。
The proposal requires medications to be in their original, sealed, tamper evident, unit-dose packaging.
通过改变玻璃包装木箱设计，降低单位包装木箱消耗，提高经济效益。
In this article a new type of glass packing case was introduced, which can reduce unit cost for wood packing case and enhance financial returns.
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