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- the carbothermic process 碳热还原法
- The carbothermic method of preparation for titanium diboride with titanium oxide and boron oxide in an arc furnace is studied. 研究了电弧炉碳热还原氧化钛和氧化硼制取二硼化钛的方法,制备出相对纯度大于95%25的二硼化钛。
- Keywords AlN;microwave synthesis;carbothermic process;material; 微波合成;碳热还原法;反应原料;
- It is a leap in the process of cognition. 这是认识过程的一次飞跃。
- The new process extracts oil from shale. 这一新过程可从页岩里提炼出石油。
- The project is not finished but is till in process. 该项工程尚未结束,仍在进行之中。
- The wind whirled the dead leaves about. 风吹得枯叶在四处回旋。
- The wind was whispering in the trees. 一阵风穿过树林沙沙作响。
- Phase transformations at different temperatures in the carbothermal reduction ni tridation process of synthesizing Sialon from Suzhou Kaolin were studied by XRD ,SEM and EDXA. 系统研究了苏州高岭土碳热还原氮化合成SiAlON过程在不同温度下的相变。
- There are 26 letters in the English alphabet. 英语字母表中有26个字母。
- Foreign nationals were asked to leave the country. 外国侨民被要求离开该国。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- A country must have the will to repel any invader. 一个国家得有决心击退任何入侵者。
- Swimming is the best way to tone up your body. 游泳是健体强身的最好方法。
- A fire was burning in the grate. 火在壁炉中燃烧着。
- They cleaved a path through the wilderness. 他们在荒原中开辟出一条路。
- They denounced him to the police as a criminal. 他们向警方告发他是罪犯。
- You didn't embarrass me in the slightest. 你一点也没让我为难。
- I bought a pair of tan leather shoes the other day. 前几天我买了双棕褐色的皮鞋。
- He arrived at the meeting place beforehand. 他提前到达会面地点。