1、

The result shows that tetrabutylammonium bromide was an effective catalyst and the optimum conditions of preparation were determined with yield of benzyl cinnamate 85.3%.

实验结果表明:四丁基溴化铵是一个有效的催化剂,在最适宜的条件下,产物收率可达85.3%。

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2、

And explored were the optimal synthesis conditions for 4-( N-carbazole methyl) benzoic acid and carbazol-containing acylhydrazone Schiff bases.

探索了合成4-(N-咔唑甲基)苯甲酸和含咔唑基的酰腙类希夫碱的最佳反应条件。

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3、

Under above conditions, the yield of n amyl benzoate reached 96.7%.

上述条件下,苯甲酸戊酯的产率可达967%。

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4、

Under theses conditions, yield of n-butyl benzoate could to reach 87.12%, suggesting that H_7PV_ ( 12) Mo_O_ ( 42) is a good catalyst for the synthesis of n-butyl benzoate.

在最佳实验条件下,酯收率可达87.12%,表明H4PV(12)Mo2O(42)是一种合成苯甲酸正丁酯的优良催化剂。

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5、

Optimization of final stage operating conditions of reverse alkylation in ethyl benzene plants

乙苯装置反烷基化反应末期操作工况的优化

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6、

Series solutions were derived for the in-plane strain, deflection and bending strain that satisfy the simplified boundary conditions to calculate the shear lag coefficient.

根据简化的边界条件,得到了面内应变和弯曲应变的级数解,进而求得剪力滞后系数。

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7、
8、

In observation, there is a southward jet in the western boundary of the South China Sea ( SCS), when the north wind is strong in winter. The jet stream can bend into wave, even eddy under certain conditions.

观测表明,当冬季盛吹北风时,在南中国海西边界附近将形成一支向南的急流,在一定条件下这支急流可弯曲成波动甚至形成涡旋。

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9、

Lifestyle refers to individuals, groups or individual members of society in the formation of certain constraints and values of the social conditions under the guidance of all forms of activities and behavioral characteristics of system to meet the needs of their own lives.

生活方式是指不同的个人、群体或个体社会成员在一定的社会条件制约和价值观引导下所形成的满足自身生活需求的全部活动形式与行为特征体系。

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10、

Extraction Technology Conditions of Pectin from Sugar Beet Pulp with Cellulase

纤维素酶提取甜菜果胶的工艺条件

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11、

The brewing technology conditions of Spirulina green beer were researched.

对螺旋藻绿啤酒生产工艺条件进行了探索和研究。

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12、

In the process of anesthesia, the midwife will stay at your bedside and monitor you and the baby's conditions.

在镇痛分娩的过程中,助产士会一直守候在您的身边,用监护仪对母亲、胎儿的情况进行持续监护。

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13、

Abstract As influence of beaming effect, the entry conditions of the next tube in vacuum pumping line is different, from the tube which connects with a big vessel, so the transmission probability which was worked out by the experience approximate expression will lead to more errors.

由于集束效应的影响,真空管路中后续管道与入口连接大容积的管道的入口条件不相同,因而其传输几率的计算用现有的近似计算公式将会导致较大的误差。

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14、

On the Information Conditions for a Class of Limit Theorems ⅱ

关于一类极限定理的信息条件Ⅱ

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15、

But the Purple leaf Cherry Plum would lose the original landscape value in summer or under the conditions which the environment factors were not suitable.

但是紫叶李在夏季或环境因子不适宜的条件下,会出现反绿现象,失去原有的景观价值。

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16、

Equipment reliability testing Preferred test conditions indoor portable equipment Low degree of simulation

GB/T7288.1-1987设备可靠性试验推荐的试验条件室内便携设备粗模拟

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17、

The sensor of the device uses light bridge to be the compensation structure, and this method can get rid of the bad influences caused by ambient conditions.

其传感器内采用光桥式补偿光路,可以克服各种外界因素对测量产生的不利影响。

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18、

New concepts on quality and cost of rolled products under new economic growth conditions

新经济增长方式下轧材质量与成本的新观念

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19、

The hazard degree of pedestrians' crossing is not only related to crossing conditions and crossing vehicles, but also related to traffic volume of the road and traffic distribution condition, transect form of road, attention condition of drivers.

行人过街的危险度不仅与过街条件、过街设施有关,而且与道路上的交通量及分布情况、道路的断面形式、驾驶员的注意状态有关。

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20、

Introduces the conditions of concrete application of accounting cautiousness principle in inventory pricing, fixed asset depreciation, business of bad debt loss and asset decrement.

介绍了会计谨慎性原则在我国存货计价、固定资产折旧、坏账损失的核算以及资产减值中具体运用的情况。

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