查询词典 existed

Did you know Cycas is the most primitive gymnosperm, having existed since Jurassic times and undergone little change in its appearance and features for 200 million years.

导赏资料：苏铁是最原始的裸子植物，在侏罗纪时代已经存在，外形及其他特徵在二亿年来均没有太大改变，所以又称为「活化石」。

Piercement of drilling pump cold cyclinder is a serious problem existed in field application.Piercement is caused by cavitation erosion.

钻井泵冷缸刺漏是钻井泵在现场使用中存在的一个较严重的问题。

The lipid, polysaccharide and protein existed on the surface of T. f. were demonstrated firstly by electronic microscope cytochemistry.

采用电镜细胞化学方法证实了T.f表面存在的脂类，多糖及蛋白质等物质。

The complete model of locomotive and vehicle and the exact motion equations of wheel-set are established, in which, three-dimension wheel/rail contact geometry is taken into account and the Kalker's creep theory is employed to analyze the effects of the contact region of wheel/rail. An iterative procedure of solving wheel/rail creep force is proposed to improve the existed calculating method. Finally, the motion equations of vehicle with 23 DOFs are derived using the D'Alembert principle.

建立了较完善的机车车辆分析模型和较精确的轮对运动方程：考虑三维非线性轮轨接触几何关系，用Kalker蠕滑理论研究了轮轨接触区的蠕滑效应，建立了较为详细的轮对运动方程，提出用迭代法来求解轮轨蠕滑力从而对现有蠕滑力求解方法进行了改进，并采用D′Alembert原理推导了23个自由度车辆的运动方程。

There are car manufactures in China that I forgot existed, such as Opel and Daewoo.

我甚至看到几乎忘却了的德国欧佩和韩国迪沃。

One day, when you dail my number, it will tell you the number is no longer existed.

某一天，你拨我的电话号码，语音告诉你我已经停机。

I ask that the Congress declare that since the unprovoked and dastardly attack by Japan on Sunday, December seventh, a state of war has existed between the United States and the Japanese Empire.

我问国会声明自从日本的无缘无故和懦夫的进攻以来星期日，十二月第七日，一种战争状态已在美国和日本的帝国之间存在。

I ask that the Congress declare that since the unprovoked and dastardly attack by Japan on Sunday, December 7th, 1941, a state of war has existed between the United States and the Japanese empire.

面对这次有预谋的突然袭击，无论付出多大的代价，美国人民将用正义的力量获得最后的胜利。

I ask that the Congress declare that since the unprovoked and dastardly attack by Japan on Sunday, December 7, 1941 a state of War has existed between the United States and the Japanese empire.

我要求国会宣布，自无端和怯懦的攻击日本周日， 1941年12月7日一个国家的战争之间存在着美国和日本帝国。

They existed as dosage-effect and time-effect. All of these results proved that Sertoli cell was the first target cell, spermatogenic cell was the second one and mitochondrion was the target. Otherwise, we proved this compound can disturb the development and growth of sperms, influence the activity and amount of sperms and increase the deformation ratio.

结合组织病理和性激素及酶活性的改变，揭示该化合物睾丸毒性的靶细胞是支持细胞，其次是生精细胞，作用的靶点是细胞内的线粒体，此外还证明该化合物干扰精子的生长和发育，影响精子的活力和数目，增加畸形率，是雄性精子畸变的诱导剂。

As a dominant party,CPC government should play a guardian,supervisee and guarantee role to overcome all the difficulties in the development of charitable cause and bring it into full play in the establishment of harmonious society on policies and regulations basis.

在中国共产党的文献中第一次把发展慈善事业提到&最广泛最充分地调动一切积极因素，不断提高构建社会主义和谐社会的能力&的高度来认识。近年来，社会学界对慈善事业的理论专著发表较多，有鉴于此，笔者不揣浅陋，谈谈自己的认识和见解。

Flow through the land, the land of the scale of operation allows the effectiveness of the land may be raised.

通过土地的流转，土地的规模经营可以让土地的效益得到提升。