查询词典 n-tetracosane

In order to provide a photo detector in which the generation of spontaneous noise is suppressed and external noise is effectively reduced, a p-type diffusion layer is provided on the obverse side of an n-type semiconductor substrate, a p-type low-resistance layer is provided on the obverse side of the p-type diffusion layer, a lead frame is provided on the reverse side of the n-type semiconductor substrate with an insulative resin film in between, and the p-type low-resistance layer is electrically connected to the lead frame.

为了提供能够抑制自发噪声的产生并有效地减少外部噪声的光检测器，在n型半导体衬底正面设置p型扩散层，在p型扩散层正面设置p型低电阻层，在n型半导体衬底的反面设置引线框架、中间夹有绝缘树脂薄膜，p型低电阻层电连接到引线框架。

The experiment result shows that, as far as the environment temperature decreases -5℃, starting resistance torque increases 2.5 N·m; starting resistance torque increases 3-8 N·m when the rotating speed increases 50 r/min.

通过ISAD柴油机起动台架试验可以看出：相同的环境温度下，起动阻力矩随起动转速的提高而增大，每提高50 r/min，每缸平均起动阻力矩增加3～8 N·m；起动阻力矩随环境温度的下降而增加，0℃以下时，每降低5℃，平均每缸起动阻力矩增加2.5 N·m。

The task of players in a warehouse controlled a stevedore who will be the same as the N box pushed to the same N as a destination.

玩家的任务是在一个仓库中操纵一个搬运工人，将N个相同的箱子推到N个相同的目的地。

The biomass of rice were not affected by partial-root water stress under those three nitrogen forms, but root parameters of sole nitrate supply decreased significantly under water stress compared to non-water stress part. Water stress stimulated the absorption of NO_3~--N. The photosynthesis rate was inhibited by water stress under NO_3~--N supply, but no effects under NH_4~+-N supply.

局部根系水分胁迫对3种供氮形态营养水稻总生物量没有明显影响，但对单供NO_3~--N营养水稻根系的生物量、根系总长、根体积、平均直径以及根表面积的影响最大，均以未受水分胁迫的一侧根系生物量明显高于另一侧。

Results:The recoveries for scopolamine and strychnine of the method are 100.5%(RSD 2.3%,n=5)and 97.5%(RSD 2.4%,n=5),respectively.

检测波长226 nm。结果：该方法回收率氢溴酸东莨菪碱为100.5%，RSD=2.3%(n=5)；士的宁为97.5%，RSD=2.4%(n=5)。

The proposed algorithm consists of an n-bit parallel subtracter, an n-bit parallel searcher, and other four sub-procedures.

算法由n位并行减法器、n位数据搜索器和其他4个子算法组成。

AIM: To study the affinity with tumor cells through series of N-octyl-N'-succinyl chitosan synthesized by using different molecular weight of chitosan.

目的：以不同分子质量的壳聚糖为原料合成系列的N－正辛基－N'-琥珀酰基壳聚糖，考察其与肿瘤细胞的亲和性，为其作为抗肿瘤药物的靶向载体提供依据。

RESULTS: N-octyl-N'-succinyl chitosan possessed stronger affinity than control cell lines and growth inhibition with the four kinds of tumor cells.

结果：N-正辛基－N'-琥珀酰基壳聚糖对4种肿瘤细胞亲和性明显强于空白细胞株(P.01)，并具有一定的肿瘤抑制作用。

N-octyl-N'-succinyl chitosan may possibly be a tumor-targeting carrier.

N-正辛基－N'-琥珀酰基壳聚糖有望作为抗肿瘤药物的靶向载体。

The N-alkylation of N-monosubstituted sulfonamide s with alkyl halides promoted by KF using ionic liquids as reaction media was reported in this paper.

报道了KF作用下离子液体介质中N-单取代磺酰胺和卤代烃的N-烷基化反应，考察了4种不同结构的离子液体BF4、BF4和PF6对反应的影响。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。