primary body cavity是什么意思

用法例句

Optimization of precursors and elicitors for taxol production by cell suspension culture of Taxus chinensis;

前体和诱导子对紫杉醇合成影响的优化研究

The effects of side-chain precursor-Solanesol, ubiquinone cicle precursors-phydroxybenzoic acid, and coenzyme Q_0 on biosynthesis of coenzyme Q_(10) were studied.

首次研究了以辅酶Q10 (CoQ10 )主要侧链供给前体物质———茄尼醇和醌环供给前体———羟基苯甲酸和辅酶Q0 对粟酒裂殖酵母(Schizosaccharomycespromb 2 1794 - 2 3) 生产CoQ10 产量的影响,并对前体的转化工艺进行了初步研究。

Synthesis and structural characterization of the precursor of MAMA BFC;

MAMA双功能螯合剂前体的合成及结构表征

Effects oF Different Precursor on DHA Synthesize by Thraustochytrium Aureum;

不同前体物质对破囊弧菌合成DHA影响的研究

Synthesis and Application of Precursors of Macrocyclolactones;

大环内酯类前体的合成及在卷烟加香中的应用

Synthesis and structure of phenoxo functionalized-NHC predecessor[HO-4,6-di-C(CH_3)_3-C_6H_2-2-CH_2{CH(NCHCHN)CH_3}]CI;

氮杂环卡宾前体[HO-4，6-di-C(CH_3)_3-C_6H_2-2-CH_2{CH(NCHCHN)CH_3}]CI的合成及结构

A new N-heterocyclic carbene predecessor [CH3CH(NCHCHN)CH2]2Br-2(1) has been successfully synthesized by the reaction of methyl-imidazole with BrCH2CH2Br in 2∶1 molar ratio in THF.

甲基咪唑与1,2-二溴乙烷在THF(四氢呋喃)中以2∶1(摩尔比)反应合成了一种新型桥联氮杂环卡宾前体[CH3CH(NCHCHN)CH2]2Br2-,产物通过核磁和X射线衍射表征。

Research of asymmetric vortex characteristic about forebody of slender wing and body;

细长翼身组合体前体非对称涡特性研究

Design and Performance Calculation of Waverider Forebody;

乘波构型前体的设计与性能计算

A new method of quickly generating hypersonic waverider forebody configurations was developed.

发展了一种基于分析法的高超声速乘波构型飞行器前体设计方法。

EKMA graphs are obtained,which reveal a nonlinear relationship between O3 and its precursors VOCs(Volatile Organic Compounds)and NOx.

利用EKMA(Empirical Kinetic Modeling Approach)-经验动力学模拟方法及其内置的CB-IV化学反应机理对2000年夏季北京市近郊区光化学污染进行研究,得到了前体物VOC、NOx与O3之间的非线性关系,即EKMA曲线。

It had been compared that the efficiency of control disinfection by-products and their precursors by two classes and total 7 kinds of process combination.

为实现在控制藻类的同时减少副产物生成量,比较了预氧化+常规工艺、预氧化+常规+深度处理2类共7种组合工艺对消毒副产物及其前体物的去除特性。

It is compared that the efficiency of control disinfection by-products and their precursors by sequeutial-chlorination disinfection and traditional free chlorination disinfection following different processes combination.

为实现对消毒副产物的控制,比较了新开发的顺序氯化消毒工艺与传统氯消毒工艺在常规工艺、常规+深度处理工艺、预氧化+常规+深度处理工艺中对消毒副产物及其前体物的去除特性。