氦气球因拉高东西而闻名，一组工程师之中一人说道，但他也是把报废的卫星拖回地球的一个好方法。
Helium balloons are known for pulling things up, but they could be a great way to drag defunct satellites down to Earth, a team of engineers says.
全寿命周期控制，就是对工程项目规划决策、设计、施工、生产运营直到报废的各个阶段进行全盘考虑，进行综合造价控制。
Life cycle cost control, that is, decisions on project planning, design, construction, manufacturing operations in all stages comprehensive cost control.
工程报废情况较突出。
还有的工程技术人员编制新的程序使机器人能确定诸如是否要报废成品中有缺陷的零件。
Other engineers are writing new programs allowing robots to make decisions such as whether to discard defective parts in finished products.
刘9井位于刘庄油气田断鼻构造圈闭高部位，是三十年前钻探的一口裸眼工程报废井。
Liu9 well drilled and explored before 30 years is one engineering abandoned well with open hole which is situated at high part of fault nose structure trap in Liuzhuang oil and gas field.
军用工程汽车-25年时间里大约有七千辆报废…
Combat engineer vehicle - about 7 thousand decays after 25 years …
军用工程汽车-25年时间里大约有七千辆报废…
Combat engineer vehicle - about 7 thousand decays after 25 years …
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