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Abstract: Main aspects concerning the mechanical cold expander for straight weld pipes located at Zhujiang Steel Tube Co.,Ltd.,Panyu,Guangdong Province are described,including working principle,structural features and process operation sequence.Also descr
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文摘:简要介绍了广东番禺珠江钢管有限公司大口径直缝焊管生产用机械式冷扩径机的工作原理及结构特点、工艺运行程序，并对在研制过程中的几个具体问题阐述了自己的观点。 |
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Abstract: Main economic characters, seed and stem yield, disease and insect resistance and adaptability of Nongdagaoyou 115 newly introduced have been, compared with main varieties extended in Fenggang-Jiaoshandanjiao and Nongda 108.
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文摘:对粒秆兼用型玉米农大高油115在凤冈县种植的主要经济性状、粒秆产量、抗病虫性、适应性等与凤冈县主推品种杂交玉米交三单交、农大108进行对比试验。 |
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Abstract: Main specifications of Sinker G-type and the active thread carriage on the production and the product is analyzed.Conclusion is made that using this knitting accessories can not only improve production rate but also produce high quality product.
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文摘:主要论述了G型沉降片和积极式输线器的主要性能特征，分析了它们对针织生产及针织品性能的影响，说明采用这些针织器材，不但能够提高生产效率，而且能够生产高性能、高品质的针织品。 |
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Abstract: Mainly reviewed distribution of organic nitrogen, early diagenesis (such as counteract-eutrophication, nitrification/ denitrification et al.), the controlling factors of nitrogen cycling; and the relationship between nitrogen and ecological syst
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文摘:主要阐述海洋沉积物中氮的存在形式与分布、氮的早期成岩和去营养化作用、硝化和反硝化作用以及氮与生物特定种群的关系等,探讨了影响海洋沉积物中的氮循环的主要因素,分析了海洋沉积物中的氮与生态系的关系,以期对研究氮的海洋生物地球化学过程有所帮助. |
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Abstract: Making a breakthrough at the limitation of small-taper workhead's in the WEDM, and using the complex operational function of the executive-code in the artcle, a new algorithm is designed in resolving the bigtaper problem of the 4-axis and taper
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文摘:突破小锥度工作头的限制，利用执行代码较复杂的运算功能，设计了一种全新算法，有效地解决了大锥度的“四轴加工”和“锥度加工”的问题。 |
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Abstract: Making a comparison between bladder-type accumulator and piston accumulator,the paper presents the characteristics of both devices,puts forward and recommends to “piston accumalator with gas bomb”circuit design solution for large oil compensatin
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文摘:对比说明了囊式和活塞式蓄能器的特点,对大型补油保压系统提出了推荐采用“带储气瓶的活塞式蓄能器”回路设计方案的观点,并阐述了利用活塞式蓄能器进行充气加压的操作过程和方法。 |
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Abstract: Making use of test data and some instances presented in test,it could be apprvoed that partial resonant vibrations of acoustics system occurred in ultrasonic hoing.Meanwhile,it was pointed out in this paper that flexible pole-oilstone holder cou
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文摘:经试验证实了超声珩磨声学系统中存在着局部共振现象，指出“挠性杆-油石座”振动子系统设计时可作为一个单独的振动体系进行考虑，为超声珩磨声学系统设计开辟了一条新的思路。 |
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Abstract: Making use of the method of regression analysis,an e xperimental study of multiple factors change have been made in batch vibrated fl uidized bed.The mathematical model is set up between the diameter of particle an d the technological parameter.
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文摘:利用回归分析方法在间歇操作的振动流化床中进行了多因素变化试验研究，建立了颗粒直径与工艺参数之间的数学模型，探讨工艺参数对造粒的影响。 |
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Abstract: Malaysian economic development is one of the best among East Asian newly industrializing countries.
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在东亚准新兴工业化国家中，马来西亚的经济发展水平名列前茅。 |
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Abstract: Many factors affecting laminal airtight vessel life have, this complex，uncertain and changeable characteristics method of dynamic two-grade fuzzy comprehensive decision is introduced to estimate the vessel life, the mathematical model and proces
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文摘:针对影响薄壁密封容器寿命的许多因素具有复杂性、非确定性以及时变性的特点，提出了用动态二级模糊综合评判的方法对其寿命进行评估，建立了评估的数学模型和评估流程。 |
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Abstract: Many methods for flue gas desulfuration was described,of which mainly introduces three new technique.SO2 removal from gas by ziolites、activated coke and pulse cozona.
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文摘:叙述了几种烟气脱硫方法，其中重点介绍了3种新的技术，即用沸石、活性焦和脉冲电晕来脱除烟气中的SO2。 |
