The extra cost questions caused by the time delay arouse by the objective factor, the cost calculation methods and period of validity of delay time.
客观原因造成工期延误的费用赔偿问题，费用计算的方法，工期延误有效期的确定。
Objective To study the effects of basic fibroblast growth factor and Gingkgo biloba extra on experimental cerebral infarction.
目的探讨碱性成纤维细胞生长因子和银杏叶提取物对实验性脑梗死的作用。
Objective To study the effects of basic fibroblast growth factor and Gingkgo biloba extra on experimental cerebral infarction.
目的探讨碱性成纤维细胞生长因子和银杏叶提取物对实验性脑梗死的作用。
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