| 释义 |
ppn 英'piːp'iː'en美'piːp'iː'en COCA¹²³²⁵⁵BNC¹⁷³⁹⁹⁵⁺²
基本例句
n.设计程序员编号; 程序设计员的略称
A novel intumescent fire retardant for polypropylene PP called PPN has been synthesized. FTIR shows PPN is a kind of ammonium polyphosphate crosslinked by melamine MEL.
合成了一系列聚丙烯 PP的膨胀阻燃剂 PPN，红外光谱显示 PPN为蜜胺 MEL交联聚磷酸胺结构。 cnki
Objective: To evaluate the effect of parietal parenteral nutrition PPNin critically ill surgical patients.
目的研究外周静脉营养支持对外科危重病人的治疗效果。 cnki
According to the post- Newtonian approximation, the PPN effects of the variation of the orbital elements caused by the rotation of the celestial body have been obtained.
根据后牛顿方法，得到了自转因素产生的轨道根数的参数化后牛顿效应。 cnki
Conclusion PPN has reversible effect on liver fibrosis in rabbit.
结论 PPN对家兔肝纤维化有一定逆转作用。 cnki
Methods The levels of gastrin, motilin and vasoactive intestinal polypeptide of31 TPN and33 PPN preterm infants were measured by RIA at ages of1,3,7, and10 days.
方法对31例全静脉内营养和33例部分肠道内喂养的早产儿，分别在生后的第1、3、7、10天进行血清胃泌素、胃动素、血管活性肽水平的测定。 fx120
Methods Based on low amount per- oral feed,39 VLBWI were applied PPN. The solution was mixed by dextrose, fatty emulsion and amino acid and transfused into vein uniformly.
方法对39例 VLBWI在少量经口喂养基础上，加用辅助肠外营养 PPN治疗，即用葡萄糖、脂肪乳和氨基酸混合在一起，经静脉均匀输入。 cnki
Objective To assess the applicative value partial peripheral nutrition PPN on neonates in Neonatal Intensive Care Unit NICU.
目的分析部分静脉营养在危重新生儿中的应用价值。 cnki
Objective To evaluate the effect of partial parenteral nutrition PPN with fat emulsion on nutritional status in patients with abdominal tuberculosis.
目的探讨含脂肪乳剂的双能源部分肠外营养 PPN对腹部结核病营养状态的影响。 cnki
Objective To investigate association of trans trocar peripheral parenteral nutrition PPN with phlebitis and formulate nursing strategy.
目的明确经套管针行外周静脉营养与发生静脉炎的关系 ，并探讨相应的护理对策。 dictall
Objective To investigate the curative of partial parenteral nutrition PPN in low birth weight infantsLBWI.
目的探讨部分静脉营养 PPN在低体重儿的临床应用价值。 cnki
Objective:To observe whether partial parenteral nutrition PPNis helpful to improve the cure rate of severe neonatal patients.
目的：观察给予部分静脉营养 PPN是否有助于提高危重新生儿的治愈率。 cnki
Objective:To study the anti- duck Hepatitis B virus DHBV action of protoporphyrin disodium PPN.
目的：研究原卟啉二钠 PPN抗鸭乙型肝炎病毒 DHBV的作用。 dictall
The performance of the prototype adopting PPN electronic injection system has been trial-tested.
对采用 PPN电喷系统的样机性能进行了探索性试验。 cnki
The photoelectron spectroscopic spectra PES of two important atmospheric pollutants, peroxyacetyl nitrate PAN and peroxypropionyl nitrate PPN, are reported.
给出了两个重要的大气污染化合物 PAN和 PPN的紫外光电子能谱 PES 。 cnki |