1·Thus, you have an opportunity to install on your computer and use a special program, which would play a role of a "second echelon" for your data security.
这样，你有机会可以安装在您的计算机上，并使用一个特殊的计划，该计划将发挥作用的“第二梯队”，为您的数据安全。
2·Olympic sailing events held in Qingdao, as early as 2003, Qingdao has proposed a "rare opportunity for the Olympics, Qingdao domestic exhibition industry to lead the second echelon" goal.
奥运会的帆船比赛在青岛举行，早在2003年，青岛就提出了“奥运契机不可多得，青岛要领跑国内会展业第二梯队”的目标。
3·The task of subject construction is not only establishing a high-standard academic echelon, but also selecting the outstanding academic leaders.
学科建设的任务不仅仅是创建一支优秀学术梯队，更重要的是遴选优秀的学科带头人。
4·It is crisis to have a rational knowledge and hierarchical structure and steady discipline echelon with higher academic level to make progress in discipline construction.
学科建设要取得进展，关键是要有一支知识和层次结构合理、有较高学术水平的稳定的学科梯队。
5·Riding a wave of optimism from an offseason filled with impressive moves, the Rockets have launched a new marketing campaign focused on the team's desire to return to the upper echelon of the NBA.
赛季结束后，他们的交易让人印象深刻而乐观。之后，火箭又发起一场新的市场开拓运动，以期进入NBA的第一梯队，这是他们的梦想。
1·The authors want to deduce a brief formulation, and use all-purpose program to get exact result for echelon, rectangle and rotundity cross section.
作者想推导简短的公式，对梯形、矩形和圆形断面采用通用的程序，以得到准确的结果。
2·Since 1914, and a seminal paper by a German researcher called Carl Wieselsberger, scientists have known that birds flying in for mation—a V -shape, echelon or otherwise—expend less energy.
1914年，一位名叫卡尔▪维塞尔斯伯格的德国研究员发表了一篇具有重大意义的论文，科学家们从中得知，鸟类在飞行的时候排成 V 字、梯形或倒过来时，会节省体力。
3·Since 1914, and a seminal paper by a German researcher called Carl Wieselsberger, scientists have known that birds flying in formation—a V-shape, echelon or otherwise—expend less energy.
1914年，一位名叫卡尔▪维塞尔斯伯格的德国研究员发表了一篇具有重大意义的论文，科学家们从中得知，鸟类在飞行的时候排成V字、梯形或倒过来时，会节省体力。
4·In this article, the authors want to deduce a brief formulation, and use all - purpose program to get exact result for echelon, rectangle and rotundity cross section.
文章推导较简捷的公式，对梯形、矩形和圆形断面，采用通用的计算程序，以期达到准确的计算结果。
5·In the same material, dimension and load circumstance, the cut stress of the triangle thread is smallest. Its rupture load is higher than the echelon and rectangle.
在螺纹材料、尺寸、载荷都相同的情况下，三角形螺纹牙所受的剪应力最小，断裂载荷也比梯形螺纹和矩形螺纹高。