The ratio of signal to noise (S/N) is greatly improved through the phase sensitivity detection.
通过相位灵敏度检测，大大提高了信噪比。
Once the design phase is completed, it's time to transform the design on paper into an n-tier system.
完成设计阶段之后，就该把设计转换为实际的n层系统了。
In purifying phase, the extracts were disposed by silica gel column chromatography and preparation lamella chromatography, then crystaled by N-Hexane.
纯化阶段，硅胶柱色谱及制备型薄层色谱处理提取物，正己烷沉淀结晶。
Their phase transfer catalytic ability for the reaction of N-alkylation, O-alkylation and oxidation were also determined.
测定了其对氧烷基化反应、氮烷基化反应的相转移催化作用。
The optical modulation characteristics, differential gain (DG), differential phase (DP) and signal-to-noise ratio (S/N) are described as well in this paper.
文中论述了光调制特性、微分增益（DG）、微分相位（DP）、信噪比（S/N）等重要问题。
N-phthaloyl chitosan is able to form cholesteric liquid crystalline phase in concentrated solutions of some organic solvents, including DMF, DMSO, DMAc and pyridine.
邻苯二甲酰化壳聚糖在多种常见有机溶剂中能形成胆甾液晶相。
This paper has introduced method of specimen preparation and structure showed about this Ti(C, N) based cermet. Its microstructure and TEM phase has been discussed and compared.
探讨了这种材料金相试样的制备方法、显微组织浸蚀剂的选择，并对其光学金相组织特征与TEM相进行了论述和对比。
The results showed that the studied steel was made of ferrite and pearlite, when adding mass V and N to the steel it was benefit to offer a mount of precipitated phase and improve the strength.
结果表明：研制钢是由铁素体和珠光体组成，向钢中添加高的V和N元素，有利于增加更多的弥散析出相，提高其强度。
Frequency controlled data (m) plus an accumulative phase data output by a phase register in an N-bit adder when a clock pulse comes, the result is sent to the input port of the phase register.
每来一个时钟脉冲，N位加法器将频率控制数据m与相位寄存器输出的累加相位数据相加，并将结果送相位寄存器输入端。
The chitosan was prepared with 92% deacetylation degree using n-butanol and sodium hydroxide as a reaction medium and cetyltrimethylammonium bromide as a phase transfer catalyst.
采用正丁醇-氢氧化钠反应体系，以十六烷基三甲基溴化铵为相转移催化剂，制得脱乙酰度为92%的壳聚糖。
The operating principle and performance of fractional-N phase locked loop (FNPLL) are described in detail, and the methods of suppressing FNPLL phase modulation sideband are introduced.
较详细介绍了分数分频锁相环的工作原理和特性，以及抑制分数分频锁相环相位调制边带的方法。
Starting from N-S equations of fluid mechanics, the flow mathematical model of two-phase flow in pipe is established.
从流体力学中的N - S方程出发，建立了圆管两相分层层流的流动数学模型。
The Jiaodong event, which took place after formation of the Archaean Jiaodong Group, caused the first phase of N-S structures and syntectonic granulite facies metamorphism.
继太古代胶东群形成之后的胶东事件，在胶东群中造成了第一期的南北向构造和同构造麻粒岩相高级区域变质。
Moreover, corresponding to different filter length N and frequency vector setting modes(traditional symmetry or even symmetry), 4 types of all-phase half-band filters were designed.
并针对不同的滤波器长度N和频率向量的设置（传统对称或偶对称），设计出了4种全相位半带滤波器。
Phase change microcapsule was prepared by melamine-formaldehyde resin and n-octadecane through in-situ polymerization.
采用原位聚合法用三聚氰胺-甲醛树脂包覆正十八烷，制备出相变微胶囊。
Firstly, we made a boundary of the phase of "n + v" by distinguishing compound words from phases and breviary words from phases.
首先，对短语与复合词、短语与缩略式的界限作进一步说明，对短语作出界定。
The RG Dipeptides were condensated from N-protected Arg and C-protected Gly by mixed anhydrides method. Then Asp and RG Dipeptides were synthesized RGD Tripeptides in liquid phase.
由N-保护的精氨酸、C-保护的甘氨酸采用混合酸酐法缩合成RG二肽，再与天冬氨酸在液相中合成RGD三肽。
Now, Hamilton College in Clinton, N. Y. , says it will phase out merit scholarships altogether.
现在，汉密尔顿在克林顿，纽约大学表示，将逐步完全值得奖学金。
Poly (N-vinyl carbazole) was modified to prepare azo-PVK by post-azo-coupling reaction with diazo salt as raw material using phase-transfer catalysts.
我们以聚乙烯咔唑为偶合组分，和发色基团对硝基苯重氮盐在相转移催化剂存在下，采用后重氮偶合方法，制备出偶氮化聚乙烯咔唑。
The RG Dipeptides were condensated from N-protected Arg and C-protected Gly by mixed anhydrides method. Then Asp and RG Dipeptides were used synthesize RGD Tripeptides in liquid phase.
由N -保护的精氨酸、C -保护的甘氨酸采用混合酸酐法缩合成RG二肽，再与天冬氨酸在液相中合成RGD三肽。
The labor transition effect of FDI is negative at the first phase of dual economy and accelerates the formation of n-shape curve at the second phase of international trade.
FDI的劳动转移效应在二元经济的第一阶段是负的，第二阶段加快了n曲线的形成。
Synthesis of N, N-Diethylaminoethyl 3,4-Dichlorobenzyl Ether by Phase Transfer Catalysis.
相转移催化合成N，N-二乙基氨基乙基-3，4-二氯苄基醚。
Synthesis of N, N-Diethylaminoethyl 3,4-Dichlorobenzyl Ether by Phase Transfer Catalysis.
相转移催化合成N，N-二乙基氨基乙基-3，4-二氯苄基醚。
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