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- 有效Pavailable P
- 粉状磷酸一铵产品物相组成计算及其有效P_2O_5、水溶P_2O_5偏低原因的讨论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
- 对土壤pH值、有机质、重金属综合污染指数及土壤有效P与AMF抱子密度进行多元回归分析，结果表明重金属综合污染指数和土壤pH值是影响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测定值与常规化学分析方法土壤有效P、K、Fe、Cu、Zn、Mn测定值之间相关性显著。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"的送气发音the aspiration of "p" in "pin"
- 很有效to good purpose
- 有效日期date of validity
- 他在文件上签上姓名的首字母G.P.S。He initialed the paper G.P.S.
- 有效成分active principle
- 有效证件perfect instrument
- 有效时间duration of validity
- 有效利用effective utilization
- 有效期间term of validity
- 有效范围AvailableIn
- 有效数字effective figure
- 仍然有效hold good
- 有效措施effective measure
