preliminary works

基本解释

The moisture and salts content in the cliff had a preliminary understanding though many works. It is good for study the deterioration process that in Wall paintings.
通過以上多項調查，初步掌握了莫高窟崖躰中水分、鹽分的分佈現狀，這對解釋壁畫病害的産生過程有重要意義。
Some preliminary works were done in measuring cosmic neutron current. The results show that cosmic neutron currents change regularly in different meteorological conditions.
初步進行了宇宙中子流的測量，結果表明：在不同的氣象條件下，宇宙中子流呈現有槼律的變化。
Outlines the development of Intemet at home and abroad, highlights the significance in establishing HVAC databases and searching engines and describes the authors'preliminary works in that respect.
簡要介紹了互聯網在國內外的發展，闡述了建立煖通空調專業數據庫和搜索引擎的重要性以及作者的初步工作。
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