nhf的音标

nhf

['en'etʃ'ef]

[医][=national health federation]全国卫生联合会;

例句:

1、

This text carries on the pot experiment to study on the efficiency of six kinds of Slow controlled release fertilizer made by ourselves ( NAP, NAF, NAX; NHP, NHF, NHX).

对自制的6种缓控释肥料（NAP，NAF，NAX；NHP，NHF，NHX）的肥效进行盆栽试验研究。

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2、

The paper presents a study on NHF-ⅱ air centrifugal rotor superfine powder classifier newly developed. The classifier efficiency at different rotor speeds and exhaust capacity was studied.

对研究开发的NHF-Ⅱ空气离心转子超细粉分级机进行了性能试验，主要研究了转子转速、风量对分级性能的影响。

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3、

After 5 hours, the sheep in HF group all survived, and 2 sheep of NHF group died.

5h后HF组全部存活，NHF组死亡2只。

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