Ds-的例句大全

To assess effectiveness, cost-effectiveness or cost-benefit of different prevention strategies for NTD, DS and CHD.

评价神经管畸形、唐氏综合征和先天性心脏病三种出生缺陷的预防干预措施的效果、成本效果或成本效益。

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ds, Mr. Flask, beware of fornication. Good-bye, good-bye! Don't keep that cheese too long down in the hold, Mr. Starbuck; it'll spoil. Be careful with the butter--twenty cents the pound it was, and mind ye, if--"

小岛的时候，弗拉斯克先生，当心别跟女人勾勾搭搭呀。再见，再见！奶酪不要在舱里搁得太久，斯达巴克先生；会搁坏了的。当心那牛油…要二角钱一磅呢，要留点神，如果…“

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The using of co-transformation system, site-specific recombination system ( FLP/ FRT? Cre/ lox? R/ RS and Gin/ gix systems) and transposable element system ( Ac/ Ds transposable element system) in breeding marker-free transgenic plants were reviewed in this paper.

本文综述了共转化系统、位点特异性重组系统（包括FLP/FRT、Cre/lox、R/RS及Gin/gix系统）和转座子系统（Ac/Ds转座子系统）在培育无选择标记转基因植物中的应用。

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DS Export has been improved to export metric unIt'systems more directly.

S输出能更直接的应用公制单位.

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Note: DS's Kanji recognition system relies heavily on stroke order.

注：DS的汉字识别系统在很大程度上依靠笔顺。

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Sandwich type of double-sided tapes. They have the same features and uses as DS 12.

三文治型双面胶带, 其特性和用途同DS12.

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So dS for u and V fixed is greater than zero.

所以当内能u和体积V固定时，dS大于零。

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The main researches include the following points: 1. We have proposed the multi-user detection algorithm based on the rule of least mean kurtosis ( LMK) for DS-CDMA system. Then, the convergence characteristic of this algorithm is studied analytically.

本文的主要工作有：1.在DS-CDMA系统中提出了基于约束最小平均峰度（Least mean Kurtosis：LMK）准则的盲多用户检测算法，分析了该算法的收敛特性。

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The humidity measuring circuit based on humidity transducer HIH 3610 and one-wire bus apparatus DS 2438 is introduced.

介绍了用湿度传感器HIH-3610、单总线器件DS2438组成的湿度检测电路,并给出了用单片机来实现湿度控制的硬件电路及相应的软件设计.

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The mechanical properties of NaCS film were significantly influenced by NaCS Mw, however, were less influenced by NaCS DS. The tensile strength and elongation at break would decrease when carrageenan or agar was added in NaCS film.

研究发现NaCS分子量对膜的拉伸强度和断裂伸长率影响较大，而NaCS取代度则对其影响较小。在NaCS膜中加入卡拉胶或琼脂后，膜的力学性能会下降。

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Congenital toxoplasmosis was confirmed by DS-IgM-ELISA.

脑部超音波检查也有相同的变化.

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Objective To investigate the effect of screening for Down syndrome ( DS) by detecting serum AFP and F-β hCG in pregnant women ( 14 to 20 weeks).

目的探讨孕中期妇女（14～20周）外周血甲胎蛋白（AFP）和游离β绒毛膜促性腺激素（F-βhCG）在胎儿唐氏综合征产前筛查中的作用。

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Excess of the above genes may explain some of the changes, while the other unrecognized genes in Down syndrome critical region ( DSOR) may be involved in the disease process of DS.

上述基因的过量可能解释了其中的一些变化，但唐氏综合征关键区（DSOR）上的其他未被认识的基因也可能涉及了DS的疾病过程。

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Objective: To improve the screening rate of Down ′ s Syndrome ( DS) by combination of ultrasonic B examination in early pregnancy and serologic analysis in middle pregnancy.

目的联合孕早期B超及孕中期母血清检测，提高对唐氏综合征（Down′s Syndrome，DS）患儿的筛查率。

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Objective: To investigate the expression level of genes located in chromosome 21 in the brain tissues of Down syndrome ( DS).

目的分析唐氏综合征（Down syndrome，DS）胎儿脑组织21号染色体（Chr21）基因的表达，探讨DS脑病变的分子机制。

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Objective: Rapid, simple and accurate prenatal diagnoses were made to prevent the births of Down's syndrome ( DS) through prenatal screening.

目的在建立可靠的产前筛查方法的同时，采用快速、简便、准确的产前诊断方法，防止唐氏综合征（DS）患儿的出生。

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How to acquire the pseudo-random code type of DS-SS signals is an important problem-SS signals.

如何准确获得直扩信号中的 伪 码码型是解决直扩信号侦收的关键.

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Effect of Channel Parameters on Performance of MC-DS/ AFH CDMA System

信道特性对MC-DS/AFH-CDMA系统性能的影响

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Metho ds: Mice acute toxicity test ( median lethal dose, minimum lethal dose, maximum tolerance dose);

方法：小鼠急性毒性实验（半数致死量、最小致死量、最大耐受量）；

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AVR temperature acquisition system code using line connecting the chip temperature detection DS 18 B 20.

AVR单片机温度采集系统代码,采用一线连接的温度检测芯片DS18B20.

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