The results show that the end forging with fine uniform grain size can be obtained by improving the lubrication. 结果显示,良好的润滑可以改善锻件的变形均匀情况,获得精细均匀的晶粒度。
Up to the end of1941, the grain output of the public sector of our agriculture was meagre and we relied on the people for grain. 截至一九四一年,我们公营农业中的粮食生产一项,还是很微弱的,我们在粮食方面还是依靠老百姓。
The subaleurone layer, the thin skin responsible the heart benefits, is shaved off at the end of the process, when the milled grain is polished to a shine. 对于心脏健康大有好处的亚糊粉层在加工大米的最后一阶段,抛光阶段被研磨掉。
As mentioned earlier, the mortise-and-tenon joint is the best way to join end grain to long grain. 就像前面提到的,当一块板的端头需要和另一块板的侧面连接时,方榫连接是最好的方法。
By the end of the winter the supply of grain was severely depleted. 冬季快要结束时,粮食贮备已经消耗得差不多了。
At the end of the month, Grain Stocks and Perspective Plantings will give some insight as will the weather forecasts as we get closer to the planting season. 在本月末,随着种植季节的临近,谷物库存量和种植面积预测,以及天气预报的信息将会给市场带来一些明示。
In the end, the paper gives suggestions to stabilize the grain self-sufficient rate. 进一步从粮食的需求量、供给量出发,分析了中国粮食自给率存在的隐患,最后提出了稳定粮食自给率的对策建议。
Through analyzing a series of structure phenomenon such as base scouring and almost the same shape in the upper and lower oil shales, it was understood that these bar finger sandstone bodies were micro channel deposit in the end of grain flow. 通过具有底冲刷、上下油页岩层基本不变形等一系列构造现象分析,这些指状砂体属颗粒流末端的微型沟道沉积。
The result of research indicates that when the time of wet ball-milling exceeds 210 hours, the grain will become fine and uniformity, and in the end turn into ball shaped grain, whose diameters are between 80 nm and 120 nm. 研究结果表明,当湿法球磨超过210h,粉末变成细小、均匀的圆球状的小颗粒,颗粒直径在80~120nm之间,在本实验条件下颗粒尺寸已经趋向极限。
The Use and Testing Analysis of Some Nonmetal Materials in the End Burning Grain Solid Propellant Rocket Motor 某些非金属材料在端燃药柱固体推进剂火箭发动机中的应用与试验分析
In the end this paper puts forward opinions about grain reserve in a currency form and various reserve levels such as the forms of nation, collective and individual besides entity reserve under the condition of commodity economy. 最后提出在商品经济条件下,粮食除了实物储备外,还应有货币形式的粮食储备,以及国家、集体、个人等多种储备层次。
Study on the End-grain Cutting Properties of Salix 沙柳材端向切削特性的研究
China began the rural reform at the end of 1970s, which gave opportunities to the development of rural economy and grain economy. However, the industrialization gave our challenges to production of grain since of the reforming and open-up policy is implemented. 始于1970年代末的农村改革,给我国农村经济和粮食经济的增长带来了机遇,而改革开放以来的工业化却给我国的粮食生产带来了一些挑战;
The300mm diameter solid Propellant rocket motor employs a composite propellant end burning grain. 直径300毫米的固体推进剂火箭发动机采用了复合推进剂端燃药柱。
The study indicates that the end of flame spread over grain surface corresponds to max value of pressure rise rate and the flame is not continuous in fin slots. 研究表明,火焰传播结束时刻对应于燃烧室升压速率极大值,尾部翼槽内火焰传播过程不连续。
By the end of 1994, the irrigation area had reached 7310 thousand ha and the grain output purely increased 12 billion kg per year for implementation of irrigation facilities in the total basin. 截止1994年底,全流域灌溉面积已发展到731万hm2,因灌溉年净增产粮食120亿kg。
A new thermal protection method for motor chamber with end burning grain 端面燃烧发动机燃烧室壳体的新型热防护方法
The effect of temperature and crystallization end pH on crystallization yield, percentage of components, crystalline grain size was studied in detail. Aqueous warming crystallization was compared with reactive crystallization. 详细研究了结晶温度、结晶终点pH对水相反应结晶产品收率、组成及晶粒尺寸的影响,并对比研究了水相升温结晶工艺,确定了结晶最佳工艺条件。