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1.The Long March is also a seeding-machine.
长征又是播种机。收藏指正
2.This paper introduces the current development,structure principles and functional characteristics of wheat no-till fertilizing and seeding machine,and analyzes on the test of no-till seeding machine adapting to the wheat,corn and other crops with small grains.
介绍了小麦、玉米、小颗粒免耕施肥播种机的发展现状、结构原理及性能特点,探讨了这几种免耕施肥播种机的试验研究改进技术。收藏指正
3.The paper discusses the design of the main fuctions of the towed direct seeding machine(preamatic spraying seeding machine),which spraies bush seeds,grass seeds and small and roundish poison baits by use of the high speed air flow.
本文论述了一种利用高速气流将灌木种子、草籽、颗粒毒饵喷撒出去的机引喷播机的主要性能设计。收藏指正
4.We answer that the Long March is the first of itskind in the annals of history , that it is a manifesto , apropaganda force , a seeding - machine.
我们说,长征是历史上的第一次,长征是宣传书,长征是宣传队,长征是播种机。收藏指正
5.We answer that the Long March is the first of its kind in the annals of history, that it is a manifesto, a propaganda force, a seeding-machine.
我们说，长征是历史纪录上的第一次，长征是宣言书，长征是宣传队，长征是播种机。收藏指正
6.Owing to the inefficient design of water saving seeding machine for dry farming, a feature based parametric modeling software Pro/E was used for the design of machine parts. It overcomes the disadvantages in the conventional design procedure, such as frequently modifying of the design, and improves the quality of design. Through modeling the seeding boots, the seedmeter and the wheel, some key techniques were discussed in the paper.
针对旱作节水播种机设计中存在的设计手段落后、设计效率低下等问题 ,应用基于特征的参数化造型软件 Pro/ E对旱作节水播种机的零部件进行参数化造型 ,在对该类播种机开沟器、排种器、地轮等零部件的造型设计中探讨了技术要点 ,提高了旱作节水播种机修改设计和系列化设计的效率收藏指正
7.Poly(methyl methacrylate) modified AgCl (PMMA-AgCl_ ) nanospheres with core-shell structure were prepared by means of in situ seeding emulsion polymerization, and characterized by TEM, FTIR spectroscopy, DTA-TG and XRD techniques. The lubricating properties of PMMA-AgCl in base oil were evaluated on a four-ball machine.
采用原位种子乳液聚合法合成了聚甲基丙烯酸甲酯 氯化银(PMMA AgCl)核壳结构复合纳米微球,通过透射电镜(TEM),红外光谱(IR),热分析(TG DTA)和X射线粉末衍射(XRD)等测试手段对其结构及性能进行了表征.收藏指正
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