has a direct influence 有着直接的影响
The database design has direct influence on the operating performance of system.
数据库设计的优劣直接影响到系统的运行性能。
The composition of the culture has direct influence on the growth of microorganism.
培养基的成分对微生物的生长有直接的影响。
The quality of materials has direct influence upon the quality of road engineering.
材料质量直接影响公路工程质量。
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