Unlike in the Americas, where metallurgy was a very late and limited development, Africans had iron from a relatively early date.
美洲的冶金学发展非常晚，而且发展有限。与之不同的是，非洲人在更早的时候就有了铁。
The development began more than two years ago and early adopters have participated in a beta program since late 2009.
开发工作在两年前开始，并且最初的使用者已经于2009年就开始了测试计划的参与。
Fixing the found issues then requires a full iteration of late code changes by development and quality assurance testing personnel.
找到并修复这些问题，然后要求开发和质量保证测试的人员对最新代码变更进行完整的迭代。
The Air Force is expected to award a sole source contract for the SDB II system design and development phase by late 2009.
美国空军同时还授出了另一份合同，并希望在2009年晚些时候明确SDBII系统设计和开发阶段合同的归属。
If they are tracking down a severe problem late in the development cycle, then daily (or even more frequent) reports may be necessary.
如果他们在最近的一个开发周期内正在跟踪一个严重问题，那么也许每日(甚至更频繁)的报告都是必要的。
Lengthy planning and re-planning typically resulted in a shortened development phase, which in turn resulted in the development phase being consistently frantic and reliably late.
冗长的计划和再计划通常导致开发阶段缩短，于是开发阶段会持续混乱并必然延迟。
IllustrationThe most common complaint heard from test engineers is how hard it is to engage effectively in a software development project until very late in the process.
插图从测试工程师那里听到的最普遍的抱怨是直到过程中很晚的时候才能有效地参与到软件开发项目中。
When I was in the research division, in the mid to late 1980s, I headed a team called "Software Technology," which focused on programming languages and development environments.
在80年代中期到后期，当我在研究部时，我领导了一个名为“软件技术”的团队，其致力于程序设计语言和开发环境的研究。
A commercial suborbital spaceship owned by Virgin Galactic is under development, with service expected to begin in late 2011 or 2012.
维珍银河公司(Virgin Galactic)所属的一架商业亚轨道太空船正在开发当中，预计将在2011年或者2012年提供服务。
However, in order to achieve portability and extensibility, ideally we would like to defer inclusion of those details to a very late stage in development.
然而，为了实现可移植性和可扩展性，理论上我们想要推迟到开发的非常晚的阶段在加入那些细节。
However, because security can be a pain for developers to deal with, it is often added or activated late in the development process.
然而，由于安全性对于开发人员来说是个令人头痛的问题，因此安全性经常是在开发流程的后期添加或激活的。
In the Amazon, most are descended from groups who escaped the depradations of the rubber boom, a period of barbarous development that began in the late 19th century and continued well into the 20th.
亚马逊地区的大多数原始居民都是从橡胶掠夺中幸存下来的族群的后代，这股橡胶掠夺的野蛮风潮起始于19世纪晚期并一直延续到20世纪。
A great number of HCV specific oral drugs are in the late stage of development; some have been recently registered.
许多丙肝病毒专用口服药物也处于开发后期，有一些药物最近已获得注册。
This late career development proved a deep and abiding interest, as he has continued to explore ecclesiastical compositions for chorus, orchestra and improvising jazz band.
在他音乐生涯的后期，他仍在探索和创作教会合唱作品，交响乐及即兴爵士乐，并产生了深远影响。
It's very gratifying, though, to see that level of interest after all the hard work we put into the project for the year and a half of development leading up to the paper submissions in late 2009.
不过，这样的关注让我们深感欣慰，因为在过去一年半里我们付出了艰辛的劳动并在2009年底提交了相应的论文。
There has been a lot of activity in the Functional Test Driven Development world of late.
近来在功能测试驱动开发领域有很多活动。
In the late 1970's, Lucas and others began extensive residential development of the Isle of Palms, a barrier island situated eastward of the city of Charleston.
在1970年代的晚期，卢卡斯和其他人在位于查尔斯顿县东部的一个堤礁岛——棕榈岛上开始大规模的住宅区开发活动。
By late summer, Hughes's development list was still some 200 items long — including a phone-bank tool and a redesigned training page — and tension was building between him and Rospars.
到了夏末，Hughes的开发单子上还有大约200项这么长——包括一个电话银行工具和一个重新设计的培训页面——而且他和Rospars之间也越发剑拔弩张。
From its first commercial development in the late 1870s, on through some slight tweaks to size and shape, the bulb has been a glass-and-filament mainstay for more than 130 years.
从它第一次作为商品在19世纪70年代出售以来，这130多年灯泡一直都是由玻璃和灯丝构成，只在尺寸和形状方面经历了一些微小的变化。
Designers of that time would often be called in late in the development process and asked to decide upon the outer form, colors and materials of a product.
那时的设计师经常在产品开发的最后阶段被找来以决定产品的形状色彩和材料。
In my late childhood and early adolescence, two incidents happened that had a tremendous effect on my development.
在我的童年末期和少年早期发生了两件事情，对我的成长产生了巨大的影响。
The Siberian Platform is the model for studies of a history of development of calcareous algae that appeared in abundance at the transition from the Late Proterozoic to the Early Cambrian.
西伯利亚地台的新元古代到早寒武世间的钙藻化石特别丰富，为研究钙藻化石的发育历史提供了模式。
A new type of three parameter combination logging tool is developed to improve the effect of differential temperature logging technology during medium to late term of oil field development.
为提高微差井温测井技术在油田开发中后期的作用，开发设计了一种新型的三参数组合测井仪。
The East Dengba section is a record of the late stage of oceanic island development, with interbeds of acid lavas at the top, overlain by continuous deposits of limestone and sandstone.
登巴东剖面则代表了洋岛火山岩发育的晚期阶段，顶部有酸性熔岩的夹层，火山岩之上连续沉积有灰岩和砂岩。
By the late 70s, early 80s, computer-assisted handwriting identification of research and development has evolved into a craze.
到了70年代末、80年代初，计算机辅助笔迹鉴定的研究和开发演变成了一个热潮。
LOH of PTEN gene may be a relatively late event in breast cancer development, which may play important roles on invasion and metastasis in breast cancer.
PTEN基因LOH是乳腺癌发生晚期阶段的重要改变之一，它在乳腺癌的进展和转移过程中可能发挥重要作用。
It has been proved effective by late data on mine working disclosure and may provide reliable geological conditions forecast parameters for mine working development in a safe way.
通过后期该巷道揭露资料，验证了该方法的有效性，可以为巷道安全掘进提供可靠地质条件预测参数。
It has been proved effective by late data on mine working disclosure and may provide reliable geological conditions forecast parameters for mine working development in a safe way.
通过后期该巷道揭露资料，验证了该方法的有效性，可以为巷道安全掘进提供可靠地质条件预测参数。
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