重复

The effects of mole ratio of reactants,reaction time and catalyst dosage on the yield of n-octylaldehyde 1,2-propylene glycol acetal were examined.

考察了醛醇摩尔比、反应时间、催化剂用量及其重复使用等因素对反应的影响，优化了反应条件。

A gas chromatographic method to determine the conversion of asymmetric hydrosilylation of acetophenone has been established.

建立了由气相色谱法测定苯乙酮不对称硅氢化反应转化率的定量方法，操作简便、迅速，重复性和精密度较好，多个样品各重复6次的变异系数均小于1％，且结果与1HNMR法测定结果一致。

Then repeat the progress,and the solvent is formed,then repeat the circle-extraction to concentrationfor several times until the extracting solution is achromatism,at this time,the extracting solution is stopped to stopped to sunction into the concentrator.

重复上述过程，从而形成的溶剂经提取-浓缩大循环经返多次后，提取液呈无色，此时，提取液停止抽入浓缩器。

The result of experiment indicates that the inversion ratio of acid is 89%, product accords with standard of our country, also catalyst can be used repeatedly, which doesn't pollute environment.

结果表明，催化剂用量为醋酸的40%，酸醇摩尔比为1：1.1，反应时间为1.5h，酸的转化率达89%，产品符合国家标准要求，并且催化剂可重复使用，对环境无污染。

Hotmelts and collagen must not be prolonged or repeated heating, sticktness and bond will dramatically reduce and accompanied by acieration.

热熔胶及骨胶绝对不能长时间或多次重复加热，否则其黏度及黏结力都将显著降低并伴随有碳化现象。

You may also want to check your grammar to see if it allows words that are acoustically similar (for example,"repeat/delete,""Austin/Boston," and "Addison/Madison"), and determine if there is any way you can make the allowable words more distinctive to the engine.

你可能也想看看你的语法，看看它是否允许的话，从声学角度类似的(例如，"重复/删除"、"奥斯汀/波士顿，"和"艾迪/麦迪逊")，并决定是否有任何方法可以让你的允许的话，更与众不同的引擎。

had better be revised below, do not use acquiescent method, cause very easily repeat.

路径最好修改下，不要用默认的路径，很容易造成重复。

The present invention relates to a process for rapid solution synthesis of a peptide, the process comprising repetitive cycles of steps-: a coupling step, using an excess of an activated carboxylic component to acylate an amino component, a quenching step in which a scavenger is used to remove residual activated carboxylic functions, wherein the scavenger may also be used for deprotection of the growing peptide, one or more aqueous extractions and optionally, a separate deprotection step, followed by one or more aqueous extractions, characterised in that the process comprises at least one step, referred to as step, in which an amine or a thiol comprising a free anion or a latent anion is used as a scavenger of residual activated carboxylic functions.

本发明涉及快速溶液合成肽的方法，该方法包括步骤-的重复循环：偶联步骤，使用过量的活化羧基成分酰化氨基成分，淬灭步骤，在该步骤中使用清除剂除去残余的活化羧基官能团，其中该清除剂还可以用于使生长中的肽去保护，一或多个水抽提和任选地，独立的去保护步骤，之后进行一或多次水抽提，其特征在于该方法包括至少一个步骤，称作步骤，在该步骤中包含自由阴离子或潜阴离子的胺或硫醇用作残余活化羧基官能团的清除剂。

Their quotes were not only repeated, ad infinitum, but were portrayed by the media as gospel truth.

他们的报价不但重复，广告多不胜数，但被描绘成被媒体称为福音真理。

Now that you have the inputs down, you can repeat them ad infinitum or until your arms fall off. Whichever comes first.

现在动作完成了，你可以无穷的重复它们或直到你的手臂脱臼，以先到者为准。

They go to town. Would you just ask them?

他们在城里你能问他们吗？

Ossein pretreated for a2 weeks period exhibited the maximum% yield incase of bone gelatin, while the yield from intact skin was higher than that realized incase of de-scaled skin.

预处理时间达2星期的骨胶原表现出最高的骨明胶百分产量，然而从未处理鱼皮中得到的产率比去鳞的鱼皮得到的要高。