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月球中继
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月球中继
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lunar relay
月球中继
通过单颗中继卫星或中继星座,为处于地面测控通信系统无法直接覆盖到的环月轨道飞行器、月球背面或两极地区的月面着陆器、进行月面活动的航天员或月球车等提供导航定位、通信中继、测轨定轨等服务的技术手段。
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cost of exploration
cost of forage production
cost of grass-feeding livestock
cost of illness approach
cost of industrial waste water,waste gas and solid waste control
cost-of-living effect
cost of living index
cost of mineral products
cost of mineral resources
cost of nuclear electricity generation
cost of the parallel algorithm
coston light
Cost Oriented Pricing
costovertebral joint
cost passthrough
cost per mille
cost per mille (CPM)/cost per thousand (CPT)
cost per rating point
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cost price
cost-push inflation
cost-reimbursement rules
cost-risk analysis
costs and benefits in vocational education
cost-sensitive learning
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