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1957国家重力基准网
释义
1957国家重力基准网
Encyclopedia
工学
重力测量
释
National Gravity Fundamental Network 1957; NGFN 1957
1957国家重力基准网
中国建立的第一个国家重力控制网。共有27个基本重力点(包括南京、青岛、上海三个摆仪点与青岛市内的二点)和80个一等重力点。
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classifying equipment
classifying map
classifying mapping
Classifying of Shangshi
classifying space
Classify revenue expenditures and capital expendituresenue expenditure
classify the works into different schools and trace back to their origins
class imbalance learning
class index
class interval
class invariant
class length
classless addressing
classless inter-domain routing
classless inter-domain routing, CIDR
class libraries
class limits
class lower limit
class mark
class mean
class name(a name for the whole kind of thing)
class NC
class number
class-number conjecture
class-number formula
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