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- p n p junction p n p 结
- n p junction n p 结
- n p n junction n p n 结
- p n p n junction p n p n 结
- By means of this property,the connect lines,P type semiconductor or N type semiconductor,P N junction,and 2D and 3D integrated circuit connection can be made. 利用这个特性,可制作导电图样,制作连线,制作P型半导体材料和N型半导体材料,制作P-N结,制作二维和三维集成电路互连结。
- G e o r g e W . G r a y s o n ， p p . 1 1 5 － 1 1 6 . 响。北约将不可避免地沿构建区域性集体安全组织的道路发展。
- The phenyl of p n propylbenzoic acid could be reducted by sodium alkoxide. 醇钠可以还原对丙基苯甲酸中的苯环。
- N had the most effect on the N P K content in the leaf of Malus spectabilis. 供氮水平对冬红果叶片中氮磷钾含量影响显著。
- merged n p n load 合并 n p n 负载
- n p n transistor n p n 晶体管
- p n p n transistor p n p n 晶体管
- Two liquid crystals of cholesteryl p n alkoxy benzoate were synthesized and characterized. 合成并表征了两种对正烷氧基苯甲酸胆甾醇酯液晶,并用于显色示温混合液晶的配制。
- The yellow port is for video i n p u t,which could receive video signal by connecting vidicon. 猫(11):6.;卡的黄色接口为视频输入，连接摄像机，接收视频信号
- The amounts of N P K required by Cabernet Sauvignon for producing unit yield (1000 kg) is 5.95 kg/ha, 3.95kg/ha, 7.68 kg/ha, respectively. 每形成1000 kg酿酒葡萄的养分需要量分别为：赤霞珠N 5.;95 kg/ha，P_2O_5 3
- Tang N P, Fang X Y.Simulation model of matrix converter with current hysterisis control strategy[J].Power Electrics, 1999,29(5):52-54. [9]汤宁平;方旭阳.;电流滞环控制的矩阵变换器的仿真模型[J]
- Wang N P, Dai M, Wang H, et al. Antinociceptive effect of glucosides of chaenomeles speciosa [J]. Chin J Pharmacol Toxicol, 2005,19 : 169. 王兴红曹秋娥等.;微生物发酵中药应成为中药研究的新内容[J]
- MATHUR P N,WOLG R M,BUSK M F,et al.Fibcroptic broncho2 scopic cryotherapy in the management of trachobronchial obstruction[J ].Chest,1996,110(3):718-723. 沈洪兵俞顺章.;我国肺癌流行现状及其预防对策
- Fan J M,Jiao P N,Xiao J M.The sea clutter effect on the low doppler targets detection by HF radar[J].Chinese Journal of Radio Science,1997,12(2):205-210. [2]凡俊梅;焦培南;肖景明.;海洋杂波对高频雷达检测海面上低速目标的影响[J]
- The effect of increased N、P concentration on the activities of anti-oxidation enzymes was investigated using de-attached branches of Elodea nattalii as materials. 以伊乐藻枝条为材料,研究了氮、磷浓度对伊乐藻抗氧化酶系统的影响。结果表明高浓度的氮、磷明显影响伊乐藻枝条的生长,表现为不定根形成减少、生物量增加缓慢、叶绿素含量下降。
- Muskmelon, soillessly cultured with organic substrate was used to study fertilization effect on yield, nutrient absorption and distribution, and utilization rates of N P and K. 摘要研究了不同化肥施用量对日光温室有机基质型无土栽培甜瓜产量及N、P和K吸收量、吸收比例和利用率的影响。
