Furthermore, applications of the principle of field-coordinated enhancement on upgrading the performance of heat exchanger are discussed.
此外，还从换热系数和换热器两个层次上讨论了场协同强化原则在提高换热器性能方面的应用。
So studying on regularity of water requirement of melon growing in field has important sense to understand the upgrading yield and high quality of melon and raising the utilization ratio of water.
因此，研究甜瓜田间需水规律对理解甜瓜的优质高产，提高水分利用率具有重要意义。
After the project upgrading, it is difficult to make assessment on foundation permeability only based on the results from field test.
工程扩建加高，仅依据现场试验结果，对地基渗透情况作出评价更为困难。
After the project upgrading, it is difficult to make assessment on foundation permeability only based on the results from field test.
工程扩建加高，仅依据现场试验结果，对地基渗透情况作出评价更为困难。
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