对于正向挤压机来说,短锭温度递减却能使挤压速度明显提高,不会影响型材的质量,一些时候还会提高型材质量。
For direct extrusion presses, temperature tapering of the billet can provide significant increase in press speed without reducing profile quality and in some cases improving profile quality.
通常在石材的背面滴上一小滴墨水,如墨水很快四处分散浸出,即表明石材内部颗粒松动或存在缝隙,石材质量不好;
Usually at the back of the stone on drop a few drops of ink, such as ink one soon, namely that exist within the stone loose particles or aperture, stone material quality is bad.
火车提速后,对钢材质量提出了更高的要求,从而引发了铁合金的质量和品种问题。
Higher quality steels have been required since train speeded-up, resulting in some problems such as the quality and type of ferroalloys.
结论本方法精确可靠,可作为石榴皮药材质量控制的方法。
The method is accurate and reproducible for quality control of Punica granatum L. pericarp.
通过聚类分析,建立了对枳壳药材质量进行计算机辨识的新方法。
By cluster analysis, the method for quality evaluation of Fructus Aurantii was established.
目的研究不同采收方法对灰毡毛忍冬药材质量的影响。
Objective To study on the best harvest standard of Lonicera macranthoides Hand.
因此,教学质量的优劣,在某种程度上取决于教材质量的高低。
So the quality of the teaching is depend on the quality of the textbook.
中国近些年生产的钢材质量好多了,可以用来制造车轴。
The steel China produce in recent years is of much better quality, and can be used to the manufacturing of cars' axis.
经改善钢材质量、采用塑料保持架、改进挡边结构及凸度滚子的应用,可使圆柱滚子轴承的寿命和性能大幅度提高。
By improving steel material quality, adopting plastic cage, improving rib structure and using crowned rollers, the life and performance of cylindrical roller bearing can be largely increased.
网材质量和技术指标达到国际产品标准。
Net material quality and technical specifications meet international product standards.
对国产9种1变种桂皮类药材进行了质量研究,其结果为评价桂皮类药材质量的优劣提供了科学依据。
This study presents a scientific evaluation on the pharmacognostic quality of 9 species and 1 variety of the Cinnamomum plant Guipi commonly used in Chinese traditional medicine.
随着机器的精确度达到将近微米级别,对钢材质量的要求也随之提高。钢材不光要容易切削,还要不易开裂。
With machine precision down to the nearest micrometer, requirements for the quality of steel are high as it should be easy to cut but not liable to crack.
详细介绍了通过控制母材质量、焊材质量、焊前准备、焊接参数等,完成转换柱的焊接。
This paper introduces the welding of transformation column by controlling the quality of master materials and welding materials, welding preparation, welding parameters and so on.
实现建材质量自动监测对建筑业具有十分重大的现实意义。
It is very important for architectural industry to monitor automatically building material quality.
而且模型的预测精度与生产的稳定、成本的降低、钢材质量的提高密切相关。
Precision of model is closely correlated with the stabilization of production, the reduction of cost and quality of steel.
从铝型材模具的分流孔、导流低工作带和出口带的设计入手,研究不同设计方法对型材质量的影响,提出了有效的改进方案。
The effect of profiled aluminum quality on different design methods have been studied according to the design of profiled aluminum die diffluence hole, lead flow strip working belt and wayout belt.
针孔缺陷是影响金属箔材质量的重要因素,而基于图像处理的非接触性检测方法是检测针孔的一种有效途径。
The porosity defect is the important influencing factor to the quality of metal, and the non-touch inspecting method based image processing is an effective way.
中药材质量评价与标准制定研究包括3个方面内容:安全性、真实性与质量优劣评价。
The estimate and criterion of the quality of Chinese traditional medicine include 3 content: security, authenticity and quality estimate.
分析产生裂纹的主要原因是板材质量差、设计考虑不周、施工操作不当。
The main reasons for the cracking are poor quality of board, insufficiently consideration during design, improperly operation during construction.
提出提高我国改性沥青卷材质量的几个建议,涉及胎体、改性材料、粘接方法、质量保证等诸多方面。
It puts forward some Suggestions to improve the quality of modified asphalt membrane, including base, modified materials, adhered methods and quality assurance.
与圆挤压筒相比,扁挤压筒具有更好的挤压性能,且可提高型材质量。
Compared with the circle one, the flat extruding container that can improve the products' quality has better extruding property.
目的:探讨契约及影响契约执行的因素对中药材质量安全的影响。
OBJICTIVE: to study of influence of contract and its implementation factors on quality safety of Chinese herbal medicines.
目的:研究水分胁迫对忍冬生长发育及金银花药材质量的影响。
Objective: Effects of water stress on the growth of Lonicera japonica and quality of honeysuckle were studied.
对控制钢中点状夹杂物,提高钢材质量有重要意义。
The rule is important for globular inclusion control and improvement of steel quality.
结果:发现从同一产地所购6批白术药材质量存在极大差异。
Results: it was found that significant difference in quality existed in 6 batches of AMK medical material purchased from a same area.
由于真品药材具有独特的红外光谱特征,该方法在中药材质量鉴别方面具有较好的可靠性和可推广性。
Since the genuine medicines have the distinctive infrared spectrum features differed with the shoddy pieces, this method proved has better dependability and popularization.
该方法可靠、便捷,可以作为控制云威灵药材质量的方法。
The method is reliable and rapid for quality control of Inula nervosa Wall.
研究了旋转液体纺绩法各工艺参数对铝硅合金线材成型过程和线材质量的影响,确定了较佳工艺参数范围。
Effects of various processing parameters on quality of metallic wires fabricated by in-rotating liquid spinning method (INROLISP) were theoretically and experimentally studied.
研究了旋转液体纺绩法各工艺参数对铝硅合金线材成型过程和线材质量的影响,确定了较佳工艺参数范围。
Effects of various processing parameters on quality of metallic wires fabricated by in-rotating liquid spinning method (INROLISP) were theoretically and experimentally studied.
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