单词n-p-
网络: 氮和磷；氮与磷摩尔比值；单位用量
House Speaker N. P. and Republican minority leader J. B. said the measure does what is necessary to forestall further economic damage.
白宫发言人N.P。和共和党少数派领导人J.B。称这项措施对预防进一步的经济危害是必须的。
The N-P series flame retardant becomes one of the focuses for the public requirement of non-halogen flame retardant.
在阻燃剂无卤化呼声越来越高的今天，N-P系阻燃剂成为令人关注的热点之一。
result of greenhouse experiment ( table 4 ) indicated that n , p , k andes were limiting the yield in the greenhouse experiment condition.
温室试验结果表明（表4），在温室试验条件下，氮、磷、钾和硫限制着产量。
Use at least four different consonants in babbling or words, such asm, n, p, b, t, and d?
至少使用4种不同的声母呀呀或词，如米，氮，磷，硼，T和丁？。
As the growth of cypress forces, the content of soil n, p, k, organic matter showed the trend of shock downward as a cosine function.
柏木林的生长对土壤酶活性具有一定抑制作用，大部分指标显示出震荡下降或连续下降的趋势；
As a signatory to the Non-Proliferation Treaty, the N. P. T. , Iran is prohibited from developing a viable nuclear weapons program.
伊朗在禁止核扩散条约上签了字，因此它是不可以发展核武器的。
Some methods like optimize land use, equilibrium fertilization and dispose surface runoff could low the risk of N, P loss effectively.
相应措施如优化土地利用、合理施肥和处理农田径流等均可有效地降低农田氮、磷向水体迁移风险。
N, P and Zn to other element concentration were positive correlations in one-year old branch. Ca and Zn had the same effect.
一年生枝条中氮、磷及锌对其它元素的作用十分明显，大多表现为显著正相关或极显著正相关，其次为钙和锌；
The return correlation coefficient of N, P content in leaf reached the extremely remarkable level.
叶片中N、P营养元素的回归相关系数达极显著水平。
greenhouse experiment verified that n , p , k , s and probably zn , were the yield limiting factors in the soil.
温室盆栽试验证实氮、磷、钾和硫是该土壤的产量限制因子，锌也在一定程度上限制产量。