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- 有效Pavailable P
- 粉狀磷酸一銨產(chǎn)品物相組成計算及其有效P_2O_5、水溶P_2O_5偏低原因的討論Calculating the components of powdered MAP and the cause of its lower contents of available P_2O_5 and WSP_2O_5
- 有效in effect
- 有效的effectual
- 有效地availably
- 對土壤pH值、有機質(zhì)、重金屬綜合污染指數及土壤有效P與AMF抱子密度進(jìn)行多元回歸分析，結果表明重金屬綜合污染指數和土壤pH值是影響AMF袍子密度的重要因素。Spore density of AMF in the heavy metal contaminated soil was affected mainly by the general pollution index and soil pH according to the results of SEPWISE analysis with soil pH, organic matter, Olsen P and general pollution index.
- ASI法土壤有效P、K、Fe、Cu、Zn、Mn測定值與常規化學(xué)分析方法土壤有效P、K、Fe、Cu、Zn、Mn測定值之間相關(guān)性顯著(zhù)。Result of experiment indicated that:1) Significant interactive effects of the soil available value of P, K, Fe,Cu and Zn determined by the method of ASI and of conventional analysis ,were obtained from the experiment.
- "pin"中"p"的送氣發(fā)音the aspiration of "p" in "pin"
- 很有效to good purpose
- 有效日期date of validity
- 他在文件上簽上姓名的首字母G.P.S。He initialed the paper G.P.S.
- 有效成分active principle
- 有效證件perfect instrument
- 有效時(shí)間duration of validity
- 有效利用effective utilization
- 有效期間term of validity
- 有效范圍AvailableIn
- 有效數字effective figure
- 仍然有效hold good
- 有效措施effective measure
