查询词典 approximate partial derivative

Objective To investigate the effect of butyric acid and its derivative tributyrin in combination with all-trans retinoic acid on differentiation induction of APL cells.

目的 研究丁酸类衍生物联合维甲酸对急性早幼粒细胞白血病患者原代培养细胞的诱导分化作用。

Stochastic differential equations can be used to resolving the price of interest rate derivatives. It has a canonical equation of interest rate changing with time and its derivative accords with the traded behavior in finance market, but the resolving process is very fussy and difficult and can not receive closed solution in many cases.

随机微分方程被用于利率衍生产品的定价，它给出利率随时间变动的一个规范的方程，而且其推导过程与金融市场中的交易行为一致，但其求解过程很繁琐且困难，在很多情况下甚至无法得到封闭解。

However, it is very toxic. Nocantharidin, a derivative of cantharidin first synthesized in China, is a new anti-tumor drug with strong anti-tumor activities and increases the number of while blood cells.

去甲基斑蝥素(noncantharidion， NCTD)为斑蝥素的衍生物，是我国首先合成的具有较强抗肿瘤活性和独特升高白细胞作用的新型抗肿瘤药物。

Objective To investigate the effects of clausenamide derivative on carbon tetrachloride (CCl4) and Dgalactosamine induced acute liver injury in mice.

目的 观察合成的4苯基卤代黄皮酰胺衍生物对四氯化碳(CCl4)和D半乳糖致小鼠急性肝损伤的影响。

This paper describes two methods of 4th derivative spectrophotometryfor the determination of carboxyhemoglobin in blood.Both of them areaccurate,precise and reliable.

一氧化碳中毒血液经连二亚硫酸钠还原后成为可见光区碳氧血红蛋白和还原血红蛋白的二元吸光物质体系。

The effect of reaction conditions such as the initiator concentration,reaction temperature and reaction time on the percent content of carboxyl groups of the derivative was investigated.

淀粉是一种可降解又可再生的天然多糖高分子，其开发和应用日益引起人们的高度重视[1~6]。

The effect of reaction conditions such as the initiator concentration, reaction temperature and reaction time on the percent content of carboxyl groups of the derivative was investigated.

探讨了引发剂浓度、反应温度和反应时间对淀粉羧化程度的影响。

Because the limonene does not have a carbonyl group, the small amount of it which remainsin the carvone fraction will not form a semicarbazone derivative.

由於柠檬烯没有羧基，留在香芹酮馏份中少量的柠檬烯将不会产生缩胺基脲的衍生物。

Catenation of urban calamities secondary, derivative and coupling

城市灾害的连锁性

It can be demonstrated that to have a negative derivative moment, the center of pressure (the point where the drag is applied) must be behind the CG.

可以表明的是，要想得到负的扭矩，气动阻力的压力中心必须在重心之后。这对于侧向的稳定非常重要。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48