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It may be issued at a discount, or it may be stripped of its coupons by a bank and then repackaged as a zero coupon bond.

这类债券可以在发行时加入折扣，或由一家银行除去息票，然后包装成为零息票债券发行

A zero coupon bond generally increases in value as it approaches maturity, and the return comes solely from its appreciation.

零息债券的价值随著接近到期日期而增加，而回报则完全来自升值。

Cover crop using Mucuna munaneae as the third crop in the cropping system; zero tillage using herbicide or hand pulling for weed control; mucuna foliage and crop residues are used for mulch.

在种植制度中，用黎豆属作物作为第三季覆盖作物。用除草剂或人工除草实施免耕，把黎豆属作物叶片和其它作物残体，作为覆盖物。

Adopt the method of quantitative and qualitative analysis, the thesis inquires into maneuvering efficiency of the lateral thruster correspond to the different operating conditions of zero speed, low speed and crabbing motion, and the vessel"s crabbing motion under the propeller, the lateral thruster and the rudder"s united control as well as the regression formula.

本文对侧推器协助船舶操纵的研究采用定量和定性相结合的方法，详细讨论了侧推器在零速、低速工况下的操纵效能，以及螺旋桨、侧推器及舵联合操纵下船舶的横移能力，并给出了相应的回归公式。

Sometimes, there aren't zero explanations for all those craps, it's just you who don't want to face it and that's all?

有时候，事情不是没有解释的，是你不想面对而已吧？

Such are the capricious ways of sport that from Hero to Zero is not a long journey—the crash landing is complete in 90 minutes, sometimes even less.

飞机坠地的过程只需要九十分钟的时间，或不到九十分钟，可清理残骸却需要好几个月，甚至是好几年的时间。

However, criminologist Newbold argues that zero-tolerance policing is a dangerous fad that risks creating an arrogant police force because it gives police extraordinary powers.

然而，犯罪学家纽博尔德争论道，"零度宽容"的治安政策是一种危险的时尚，由于它给予了警察特大的权力，所以极易造成一支傲慢的警察队伍。

And the cross correlation function is approximately zero, which makes them suppress the disturbances due to the other users. After describing some basic knowledge of chaotic theory in chapter 2, we interview and classify the applications of chaos in communications including chaos secure communication, chaotic spreading codes for multi-user access in spreading spectrum system and chaotic modulation and demodulation in chapter 3. FM-DCSK system with non-coherent demodulation offers the best performance in chaotic modulation schemes.

在混沌调制方案中， FM-DCSK调制是一种极具竞争力的混沌调制方式，它克服了CSK、COOK、DCSK解调中存在的估计问题的缺点，在无线信道的传输过程中，可以很好的抑制噪声干扰与多径衰落，并且能获得非常优越的解调性能，加上混沌信号本身优越的保密性能，该调制方式在未来的无线通信领域存在着巨大的潜在优势。

Direct measurement of loss is Zero cross point comparative method.

目前绝缘介损检测方法有以过零比较法为代表的直接测量法和以傅立叶变换为代表的信号重建法。

This means that the cross product is zero, and therefore that the vectors are at right angles.

还这意味着叉乘为0，因此两向量（译注：矩阵中的行列代表的向量）相互垂直。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。