詞語：PPF
PPF的參考例句
1.The results indicated that CO2 enrichment for grape plantlets in vitro at a relatively high PPF would promote the growth and photoautotrophic capability of the plantlets; 結果表明，與對照組相比，增施CO2的組培苗生長健壯，發育提前，光合自養能力得到促進，馴化成活率高；
2.ResultsThe difference of results between control group and PPF group, control group and ALCAR group were significant (P<0. 05). 結果PPF治療組、ALCAR治療組分別與對照組比較，4項指標均有統計學差異（P<0。05），效果顯著。
3.The blanketed zone of support jamming is computed by the pattern propagation factor (PPF) with different reflection coefficient and carrier frequency. 在不同反射係數不同雷達載頻下，利用方向圖傳播因子計算了遠距離支援干擾壓制區。
4.PPF is specialized in manufacturing cold, warm and hot precision forging auto differential straight bevel gears (finished products), transmission monoblock gears and synchronizer gear rings etc. 專業從事汽車差速器直齒錐齒輪、變速器結合齒、齒圈等零件的冷溫熱精密鍛造及成品加工。
5.The characteristics of metallized PPF capacitor are summarized. Various investigations are carried out about the safety film applying in high voltage shunt capacitor. 概述了金屬化聚丙烯電容器的特性，對安全膜在高壓並聯電容器中應用，進行了多方面地研究。