water sampling point 中文意思是什麼
water sampling point
解釋
採集水樣點-
By sampling in different filter layer and analyse of water head damage in all sampling point, i draw a condusion about filter function of porcelain sand filter is superior to the general filters
通過濾層分層取樣,對各取樣點的水頭損失的分析,得出瓷砂濾料較一般濾料過濾性能優越的結論。 -
During the growing season, the ground water tables at each sampling point are falling, but the total salinity of the soil does not change much
這是因為180 240cm以上土層是根系大量分佈的層次,群落中的植物均以鹽生植物為主,它們在生長過程中能夠吸收土壤中的大量鹽分離子而保持正常生長。
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