空气温度

Ultra-thin freestanding polyimide films of 100 nm thickness were formed by sequential evaporation of 4,4'-diaminodiphenyl ether and pyromellitic dianhydride precursor monomers followed by a thermal treatment of 150 ℃ 1 h and 350 ℃ 2 h.

采用分层蒸镀法，在玻璃基片上依次蒸镀二氨基二苯醚和均苯四甲酸二酐两种单体，然后在空气环境中对样品进行不同温度和时间的热亚胺化处理，使二者在交界面上反应生成聚酰亚胺。

The density of plasma and electron temperature of the quartzose pipe was measured under the power of 200W, the discharge pressure of 0.25 Pa, the excitation frequency of 13.56MHz.

得到了放电气压0.25Pa、射频13.56MHz、功率200W条件下石英管内的空气等离子体密度和电子温度。

It is found from calculated results that different volatile compositions,stoichiometric ratio and temperature in the reburn...

通过计算发现，不同的挥发分组分、再燃区空气过量系数及再燃区温度对 NOx 的还原过程和还原率都有重要的影响

Traditional steam—compressing refrigeration is restrained by re- frigerant substitute and requestion of lower temperature reducing refrigeration efficiency,which make air refrigeration which acts per- fectly in low temperature coming into eyes.

传统的蒸汽压缩式制冷机受到制冷剂替代和制冷温度降低所带来的效率下降等方面约束，使得在低温下具有较高效率的空气制冷机有了生机。

The company performs the professional design according to the investment scale and the production features, uses the international advanced falling film heating vaporation technology, the rectification process is characterized by high heating rate and low energy consumption, the liquid in the caldron is in the motion state all the time, which solves the technical problems of the traditional fractionation equipment such as long time stationary material liquid in the caldron, locally heated media, deterioration or polymerization, more bottom settlings and unpleasant burned taste caused by overtemperature.

公司根据企业的投资规模和生产特点进行专业设计，运用了国际上先进的降膜加热蒸发技术，分馏过程加热速度快、能耗低、釜液始终处于运动状态，解决了传统分馏设备存在的原料液在塔釜内长时间静止、介质局部受热、温度过高、导致产品变质或聚合、脚子多、产品带有不愉快焦味等技术难题。此外，采用了真空状态下连续出料技术，解决了分馏过程中系统放料操作通入空气，导致系统真空不稳定及带来热敏性介质氧化聚合问题。

The influence of sulfonator jacket water and feeding tempeture,SO 3/air and protect air flow on the quality of the product has been investigated in this article.

本文研究了膜式磺化反应器夹套水温、进料温度、SO3／空气流量、保护风流量等对产品质量的影响。

Na2SO4:Tm3+ phosphors were prepared by heating pure natural thenardite with TmF3 at 900℃ for 20 min in air.

在空气中900℃温度下，将纯天然无水芒硝(Na2SO4)和TmF3的混合粉末加热20分钟，制备了Na2SO4：Tm3+发光材料。

The effects of the reaction temperature , time ,pressure and air flow on the vield of o - toluic acid were evaluated on a medium sized Semi - coninuous bubbling bed reartor.

在中型半连续鼓泡床反应器上，评价了反应温度、反应压力、空气流量以及反应时间对邻甲苯甲酸单程收率的影响。

By analyzing the heat transfer process in trombe wall and of air gap, a CFD model for simulating temperature field in trombe wall is presented and solved by coupling the conductive and radiative heat transfer in solid with RNG k-ε equation.

对特朗勃壁内传热过程和夹层空气动力进行分析，建立了CFD数值模拟模型，耦合流固传热，利用Relieble k-ε两方程模型模拟了特朗勃壁内温度场。

The thermally cured Etch-resist ink (2) was then removed from the unetched areas of copper by immersing the film in an aqueous solution of 5% by weight caustic at a temperature of 50° C.

的热固化刻蚀抵抗油墨（2）然后从铜的未腐蚀× 100区除名的沉浸在了5％水溶液的电影，由重量烧碱为50 ° C的温度由此产生的FR4电路板蚀刻水冲洗和干燥的空气在25 ° C

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。