结果表明：5%生姜提取物、5%花生壳提取物、7%茶叶提取物对沙蒿籽油均有很好的抗氧化作用，其中7%茶叶提取物效果最为明显。
The result indicated the extract of 5 percent ginger and peanut shell, 7 percent tea has effective anti-oxidation for artemisia oil, among which 7 percent tea was most effective.
菱铁矿等含铁碳酸盐在风化作用中向褐铁矿转化；在古风化壳中褐铁矿变为赤铁矿。
Under weathering carbonates, such as siderite are usually turned into limonite which finally occur as hematite in the Weathering crusts.
湿化作用不足以抵消浮托力对坝壳的上抬影响，坝壳下沉是由心墙渗透体积力引起的。
What is more, because wetting effect cannot offset the lifting deformation, the sink of the shell is caused by seepage body force.
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