Designers spent more than one year choosing and testing ideal materials, and finally picked a new kind of material that can resist the very difficult conditions on the Moon.
设计师们花了一年多的时间选择和测试理想的材料，最终挑选出一种能够抵御月球上异常恶劣条件的新型材料。
The district spent $121, 000 on the “Primary Mathematics” books and $24, 632 for teachers’ materials.
学区花了121000美元购买《基础数学》书籍，花了24632美元购买老师资料。
I've just spent a year filming a new PBS Nova miniseries about, of all things, materials science.
我刚花了一年时间来拍摄一部新的美国公共广播公司(PBS Public Broadcasting Service)新星(Nova)电视剧系列，首先是材料科学。
So the company spent four years developing a light, tough plastic based on materials recycled from water bottles.
因此，公司花费四年时间研究轻便，结实的塑料，而原料则是回收的喝水的塑料瓶。
"The transportation of nuclear materials such as spent fuel happens on a daily basis across the UK and has done so for more than half a century without incident," he said.
“例如乏燃料这类核原料的运输发生于通行英国的日常基础之上，并且超过半世纪以来我们一直是这样做的，从未发生过事故。”他补充道。
A huge proportion of that money was spent on infrastructure projects, and most of it flowed straight into the pockets of state-owned construction giants and suppliers of raw materials.
这笔钱中的大部分投入到了基础设施建设，其中的大部分钱直接进了国有建设公司和原材料供应商的腰包。
I spent a lot of time in editing biology materials today.
今天，我花了大量的时间在编辑生物学材料。
With help from nearby university students, the couple spent more than two years building a second hut, two stories high, with bamboo, rocks, clay and recycled building materials.
在附近大学生的帮助下，夫妇二人花了两年多的时间用竹子、石头、泥土及二手建筑材料建成了二层楼高的第二座棚屋。
For the Ergon Biokork bike grip, the designers spent time honing the shape, to reduce hand stress — but they lavished care on the materials as well, to make sure they were all renewable.
ErgonBiokork车把的设计师花了大把时间琢磨其形状以降低手部压力。但他们也非常注重其用材，以保证其可更换性。
My classmates and I spent a semester editing example after example of rambling or confusing letters, memos, and other professional materials.
我和同学用了一学期的时间不断地修改那些杂乱无章的信件，备忘录和其他专业材料。
If you have been trading for several months or years, I am sure that you have already spent a lot of time and money on books, indicators, seminars, newsletters and other 'educational' materials.
如果你已经交易了好几月或好几年，我确信你已经花了许多时间和金钱在各类书籍、指标、学习班、市场通讯以及其他和交易培训相关的事情上。
As a silversmith I have spent time learning the traditional skills involved in working with silver and other materials to create work that explores and celebrates the ideas of traditional craft.
作为一个银器工艺艺术家，我沉浸于运用以及学习银和其它材质的制作技术，通过传统的金工技艺来表达我对手工艺术以及新创意的探索与传承。
The process of reclaiming valuable metals in positive active materials from spent lithium ion batteries was studied.
研究了湿化学法从废旧锂离子电池回收正极活性材料中有用金属的工艺。
A new process involving ultrasonic separation of electrode materials, acid dissolution, precipitation of cobalt and lithium has been applied to recover metals values from spent lithium-ion batteries.
采用超声波分离电极材料-酸浸-钴锂沉淀新工艺分离并回收了废旧锂离子电池中的有价金属。
Nuclear fuel elements containing dry process nuclear fuel pellets for the irradiation test in a reactor were remotely fabricated from spent PWR fuel materials in a hot cell.
包含用作反应堆中放射测试的干处理核燃料球体的核燃料元件，是由在热单元中的压水反应堆燃料远程制造的。
I spent a whole afternoon getting rid of all the unnecessary stuff on the desk and in the locker. Meanwhile, I was planning the teaching materials for next semester.
花了一整个下午把办公桌和铁柜里的杂物一一清出，我的脑子里已经在计画下个学期的内容。
Daqu spent grains and wheat bran were used as main raw materials to produce feed xylanase.
以大曲丢糟和麦麸为主要原料生产饲用木聚糖酶。
Daqu spent grains and wheat bran were used as main raw materials to produce feed xylanase.
以大曲丢糟和麦麸为主要原料生产饲用木聚糖酶。
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