preliminary works

基本解釋

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(guò)以上多項(xiàng)調(diào)查，初步掌握了莫高窟崖躰中水分、鹽分的分佈現(xiàn)狀，這對(duì)解釋壁畫(huà)病害的産生過(guò)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(jìn)行了宇宙中子流的測(cè)量，結(jié)果表明：在不同的氣象條件下，宇宙中子流呈現(xiàn)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(jiǎn)要介紹了互聯(lián)網(wǎng)在國(guó)內(nèi)外的發(fā)展，闡述了建立煖通空調(diào)專業(yè)數(shù)據(jù)庫(kù)和搜索引擎的重要性以及作者的初步工作。
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