selected temperature

The high calorific value refined tar made from low temperature coal tar was selected as main component to prepare micro-emulsion fuel with methanol and diesel oil.

实验以低温煤焦油为原料，通过对其简单处理，制备出精焦油；并与甲醇和柴油进行微乳化。

Presents some peculiar characteristics of the low temperature air conditioning system in conditions selection, equipment and other aspects through two projects, emphasises that the conventional equipment should not be rashly selected.

通过两则低温空调的工程实例分析了低温空调系统在参数选择、设备配置等方面的一些特点，强调在设备选型方面不可贸然选用常规机型。

The microcontroller, optical radiation sensor, temperature sensor and other components required in the system were selected, and the control circuit and control flow were designed.

对系统中所需的单片机、光辐射传感器、温度传感器等元器件进行选型，并对系统的控制电路和控制流程进行设计。

In delineation of eco geographical regions, several factors that can hardly be controlled by human are selected as main indexes. Days and cumulated temperature of daily temperature ≥ 10 ℃, average temperatures of the coldest and hottest months are used as indexes of temperature state.

在生态地理区域划分中，先选择人力不能大规模改变的几个主要因素：温度指标，主要指标是日平均气温≥10℃的天数和积温，最冷月平均气温，最暖月平均气温等；

Tests show that the test-bed is stable operation, can meet the intended function. A life simulation test is done in a vacuum test chamber for a different load and speed, test environment selected high and low temperature and room temperature in vacuum.

试验证明该实验台运行稳定，能满足预定功能。在真空高低温试验箱内进行了不同载荷和转速下轴承寿命模拟试验，试验环境选择了真空常温和真空高低温。

Then, a Box-Behnken design by using Design-expert software was conducted, we selected mold temperature, melt temperature, holding pressure and dwell time as experimental factors, selected warpage and shrinkage as target variable.

其次，运用Design-expert软件设计了Box-behnken试验，选取模具温度、熔体温度、保压压力、保压时间作为实验因素，以翘曲变形和体积收缩率作为目标变量。

Method: The optimum technology conditions were selected by orthogonal test consisting of three factors temperature, dispersion of drugs and addition of drugs at three different levels.

方法：采用三因素三水平的正交试验法，筛选最佳工艺条件。

It is suitably selected the small temperature expansion coefficient material to take the skeleton. According to the temperature to the coil output voltage influence, the revision is carried on under the different temperature.

宜选用温度膨胀系数小的材料作为骨架，也可根据试验测出温度对线圈输出电压的影响，在不同温度下进行修正。

Three soil characteristics are selected as family classification criteria. They are particle-size class, soil mineralogical type and soil temperature regime.

反映土壤理化性质并影响土壤利用管理的颗粒大小级别、矿物学类型和土壤温度级别是理想的土族分类标准；

Whole CVD process performed at room temperature, increased temperature was limited within a small local area on the surface of sample, so that the deposition keeping original properties of sample and selected area deposition were feasible, the prospects of application of CVD are improved.

整个沉积过程在室温下进行，仅在试样表面局部区域有升温，从而可以实现保持基体原有性能的沉积和选区沉积，拓宽CVD的应用前景。