查询词典 reactants

Effects of the pretreatment of catalysis, reaction temperature, the ratio of the reactants, the substrate-catalyst ratio and the content of the promoter on the reaction properties of NaK catalysts has been studied in a wide range.

本实验用超声波技术激活金属钾钠合金低共熔物催化剂，考察了催化剂预处理，反应温度，原料配比，催化剂用量以及加入助剂用量等因素对钾钠液态低共熔物催化剂上邻二甲苯与1，3-丁二烯合成OTP反应转化率的影响。

Some further approximations lead to a simple formula that expresses the barrier for nonidentity and identity hydrogen abstraction reactions as a function of the bond strengths of reactants and products.

第八章利用从头算价键计算方法结合价态相关图模型研究了卤族非等同氢提取反应，并对此类非等同氢提取反应做了归纳，推导出描述此类化学反应的能垒的普适半经验公式。

The product synthesized under the optimum conditions as follows had final acid value of 0.494 mgKOH/g,and conversion of reatants up to 99.59%,molar ratio of isooctanol to phthalic anhydride 3∶1,the dosage of both aluminium oxide and stannous octoate as catalyst 0.2%(based on the total mass of reactants),reaction time 2.5 hours.

考察了工艺条件对合成DOP的影响，结果表明，在异辛醇与苯酐摩尔比3∶1，氧化铝/辛酸亚锡复配催化剂用量分别占反应物总量的0.2%，反应温度230℃，反应时间2.5h的最佳工艺条件下，产品终点酸值0.494mgKOH/g，反应物转化率达99.59%。

The process of the present invention consists in bringing into contact, on the one hand, gaseous phosphorus pentafluoride or a gaseous mixture comprising phosphorus pentafluoride and hydrochloric acid, and, on the other hand, a solution of lithium fluoride in hydrofluoric acid, in a column (10) having a sufficient number of transfer units to carry out the reaction of PF5 with LiF under the chosen conditions of temperature, of pressure and of molar ratio of the two contrasting reactants and with complete or substantially complete absorption of the PF5 in the column.

本发明方法是让气态五氟化磷或五氟化磷与盐酸的气态混合物与氟化锂的氟氢酸溶液在塔（10）中接触，该塔转化单元数足以在选定温度、压力与两种反应剂摩尔比条件下使PF5与LiF反应，塔中五氟化磷完全或基本完全被吸收。

For the application of 64 Codons, each step from DNA chain to mRNA chain, t RNA, ribosome, peptides, and to protein, has its specific permutable calculation model between chemical reactants and products, none of which has an objective permutable relationship with that in the 43 Table of Triplet Codes.

在生物遗传学的解释上，不预先测定给定生命体的 DNA 碱基顺序及其蛋白质的氨基酸顺序并把两者作比较，就把 DNA 和密码表两者指导合成的多肽链的氨基酸顺序称为该生命体遗传得来的氨基酸顺序，并以此将密码表称为生命的元素周期律在一切生命体中通用，是完全错误的。

Each relevant experiment proved the table of genetic codes has its own permutable pattern from chemical reactants to products , instead of the descriptions in the table of genetic codes .

&密码子的氨基酸意义&破译实验中，将反应物多个不同类核苷酸分子共聚体的空间几何形象描述为密码表中三个字母的直线上单向排列，造成用一维空间刚量描述r维空间向量的数学描述错误。

The 43 table of genetic codes is in fact that 64 segments of spacial room in real DNA molecule versus a real molecule of amino acids in protein , which is an obvious logical error .4.Each relevant experiment proved the table of genetic codes has its own permutable pattern from chemical reactants to products , instead of the descriptions in the table of genetic codes .

密码表应用体系中，从DNA分子到m RNA分子到t RNA，再到核糖体到肽链，没有一步使用了排列数计算方法，从而造成DNA分子信息传递时步步失真，最后变成了肽链具体位置上的氨基酸分子，这里的每一步信息传递都是对密码表的错误运用。

The application of the genetic codes is another kind of permutable calculation . From DNA chain to mRNA chain , t RNA , ribosome , peptides , and to protein , each step has its own permutable calculation from chemical reactants to products . None step has an indispensable relationship

密码表应用体系中，从DNA分子到m RNA分子到t RNA，再到核糖体到肽链，没有一步使用了排列数计算方法，从而造成DNA分子信息传递时步步失真，最后变成了肽链具体位置上的氨基酸分子，这里的每一步信息传递都是对密码表的错误运用。

Based on petrographical observations in red rutile ore, PI is possibly the transitional phase and complete reactants are Ath + Phi.

红色金红石矿中金红石成分均匀，未见有钛铁矿的出溶现象，黑色金红石矿中金红石存在明显的厚度可大于2μm钛铁矿出溶叶片。

In the present paper, the silver-intermediate in development process of PTG material-disilver phthalate (Ag2PA) was prepared by the liquid deposition method, and Ag2PHZ2PA·H2O complex was synthesized successfully by liquid dispersion means using Ag2PA and phthalazine as the reactants. The composition of Ag2PA and Ag2PHZ2PA·H2O was determined by ICP-AES and elemental analysis,...

采用液相沉淀法合成了PTG材料热显成像过程的含银中间体邻苯二甲酸二银(Ag2PA)，并进一步使其与酞嗪络合形成了Ag2PHZ2PA.H2O配合物，通过元素分析、电感耦合等离子体原子发射光谱分析对Ag2PA与Ag2PHZ2PA.H2O配合物的元素组成进行了确定，采用X射线粉末衍射分析、傅里叶变换红外光谱分析以及热分析等方法对Ag2PA与Ag2PHZ2PA.H2O进行了表征，实现了对PTG材料热显成像过程含银中间体的定性分析。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。