铝化

The synthesis of alkylcyclohexylbenzoic acid: take the synthesis of ethylcyclohexylbenzoic acid as a typical example. With the AlCl3 as the catalyst, cis+trans acetylcyclohexylbenzene is synthesized from the reaction of acetyl chloride, cyclohexene and benzene.

烷基环己基苯甲酸的合成研究：主要研究了乙基环己基苯甲酸的合成，以乙酰氯、环己烯、苯为原料，三氯化铝为催化剂，合成乙酰基环己基苯，用水合肼、氢氧化钾、一缩二乙二醇经过高温加热还原羰基(Wolff-黄鸣龙还原)，将所得到的乙基环己基苯用乙酰氯进行傅克酰基化得到乙基环己基苯乙酮，所得中间体经过处理之后直接得到反式产物，将反式异构体的乙酰基氧化得到反式烷基环己基苯甲酸。

A highly sensitive method for the spectrophotometric determination of microamounts of aluminum by salicylfluorone and cetyltrimethyl- ammonium bromide is proposed.

本文提出一种用水杨基萤光酮和溴化十六烷基三甲基铵分光光度测定微量铝的高灵敏方法。

In the invention, a plurality of high power LED chips are integrated on a laminated base plate of aluminum nitride AIN and low temperature co-fired ceramic LTCC. The heat dissipating capability of the high power LED chips is improved from the levels of the underlay, a bond coat and the base plate.

本发明采用多颗大功率发光二极管LED芯片集成在氮化铝AlN和低温共烧陶瓷LTCC叠层基板上，从衬底、粘结层和基板三个层次上提高大功率发光二极管LED芯片的散热能力。

Papers in the experimental part of our literature considered on the basis of the experimental exploration, and podophyllotoxin intermediates with the structural characteristics of a simple pepper aldehyde as the starting material,α,β-unsaturated carbonyl compounds are selective reduction lithium aluminum hydrogen reduction reaction as the key steps to have the Knoevenagel condensation, peracetic acid epoxy between chlorine and alkaline hydrogen peroxide epoxy, DCC condensation esterification reaction of the three podophyllotoxin intermediates.

论文实验部分我们在综合考虑文献的基础上，经过实验摸索，并结合鬼臼毒素中间体的结构特点以简单的胡椒醛为起始原料，对α，β-不饱和羰基化合物具有选择性还原的锂铝氢还原反应为关键步骤，先后经过Knoevenagel缩合，间氯过氧苯甲酸环氧化，碱性过氧化氢环氧化，DCC缩合酯化等反应合成了3个鬼臼毒素中间体。

The machine is available in 4 colours (aluminium, sandblasted-brown, red and white), and is pre-set to be customized by changing the push-button console and deep-drawing logos and writings.

该机器有4种颜色（铸铝色，喷砂褐色，红色和白色）并且可以使用客制化的控制台图样，标志和文字等来进行个性化的设计。

The machine is available in 4 colours (aluminium, sandblasted-brown, red and white), and is pre-set to be customized by changing the push-button console and deep-drawing logos and writings.

该机器有4种顏色（铸铝色，喷砂褐色，红色和白色）并且可以使用客制化的控制台图样，标誌和文字等来进行个性化的设计。

The body structure uses an aluminum space frame made of extruded sections and die-cast aluminum members.

车体结构采用铝合金空间框架作出了膨化章节和压铸铝成员。

It is concluded that,at low-pressure operation of magnetron sputtering system and high pumping rate the potential of discharge depends directly on the reactive gas concentration.

本文研究了反应式磁控溅射方法利用Ar/N2混合气体镀制氮化铝薄膜的工艺过程，实验表明在高真空和高泵浦速率条件下，放电电压直接依赖于反应气体珠浓度。

It is concluded that,at low-pressure operation of magnetron sputtering system and high pumpingrate the potential of discharge depends directly on the reactive gas concentration.

本文研究了反应式磁控溅射方法利用Ar/N2混合气体镀制氮化铝薄膜的工艺过程，实验表明在高真空和高泵浦速率条件下，放电电压直接依赖于反应气体珠浓度。

The keys to energy balance are cell voltage and input amount of aluminum fluoride.

影响电解槽能量平衡的主要因素是槽电压和氟化铝添加量。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷