查询词典 aether

Arrest face guard closely patient mouth bazoo, the operation begins after 7 fluorine aether sucks 30 S.

将面罩紧扣患者口鼻，七氟醚吸30 s后开始手术。

The axial variance of tissue percentage of resin canals and aether extractives are coherent in Cedrus deodar, and there are positive relations between them.

雪 松试材树脂道组织比量与雪松乙醚抽提物含量轴向变异规律较为一致，呈正相关。

The influence of each condition on the reaction speed and yield was studied, and the optimal conditions were: the ratio of the amount of substance of aromatic amine and heptafluoro-isopropyl iodine was 1:1.1~1.5, the amount of substance of sodium dithionite, sodium bicarbonate, aniline compounds were respectively 1.1~1.3, the amount of substance of phase transfer catalyst TBAB and aniline compounds was 0.05~0.1, the concentration of aniline compound was 0.5~1.0 mol/L, reaction temperature was 10~20 ℃, and the solvent was aether.

最佳结果为：芳胺与七氟异丙基碘的物质的量比1：1.1~1.5，连二亚硫酸钠、碳酸氢钠与苯胺的物质的量分别为1.1~1.3，相转移催化剂四丁基溴化铵与苯胺的物质的量比在0.05~0.1，溶剂总用量使苯胺浓度在0.5~1.0 mol/L；反应温度10~20℃；溶剂采用乙醚。取代基供电子性越强，反应时间越短，产率越高；氨基的对位优先反应，氨基的邻位较难发生反应；且七氟异丙基总是优先取代在芳环电子云密度较高的位置上。

On the electronegative elements, bonding electron number and bonded hydrogen atomic number, new molecular topological index is developed to do research on creaturely activity for alcohol, aether, ketone and ester in this paper.

基于元素的Pauling电负性，原子成σ键的电子数，原子直接键连的成σ键的氢原子数目和原子在形成离域π键时所提供的P电子数，定义了一种原子点价公式，构建了分子连接性指数。

HPMC can not dissolve in grain alcohol, aether and acetone without water in them and can dissolve into clear or slight feculent colloidal solution.

HPMC在无水乙醇、乙醚、丙酮中几乎不溶，在冷水中溶解成澄清或微浑浊的胶体溶液。

Use indene respectively solution of 3 ketone acetone, indene solution of 3 ketone Freon, indene solution of aether of 3 ketone oil, solution of alkyl of 3 ketone age makes indene the experiment is compared.

分别采用茚三酮丙酮溶液，茚三酮氟利昂溶液，茚三酮石油醚溶液，茚三酮庚烷溶液作试验比较。

The MP required to cast Energy of Fire, Energy of Wind, Energy of Water, Energy of Earth, Dispel Magic*, and Ignite Aether have been decreased.

减少四气息以及魔法燃烧、魔法解除的MP消耗。

As such, a classical aether is an unnecessary addition to physics that violates the principle of Occam's razor .

这样，一个古典乙醚是一种不必要除了物理，违反原则的Occam的剃刀。

In study, we used petroleum ether as the solvent instead of aether during oximation process, which increased the yield above 85% dramatically.

对该路线进行了较多的实验工作，对各步反应的诸多影响因素进行了研究，确定了合理的工艺条件。

The apple tree branch taken from Physical scientist Sir Isaac Newton, will go to the aether to experience the zero gravity accompany American astronaut

物理学家伊萨克牛顿爵士的那棵苹果树上的一截树枝不久将随美国宇航局的宇航员们前往太空，体验零重力。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。