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production drilling rigs
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production drilling rigs
Encyclopedia
工学
〔地下穿孔设备〕
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production drilling rigs
地下采矿凿岩台车
支承、推进和移动凿岩机进行地下矿体钻凿炮孔,并能够自动行走的凿岩设备。又称地下采矿钻孔台车。是地下采矿采用凿岩爆破法施工的一种凿岩设备。
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Chebyshev polynomial
Chebyshev polynomial of the first kind
Chebyshev polynomial of the second kind
Chebyshev polynomials of the first kind
Chebyshev polynomials of the second kind
Chebyshev pseudo-spectral method
Chebyshev quadrature
Chebyshev quadrature formula
Chebyshev-Radau quadrature
Chebyshev radius
Chebyshev series
Chebyshev series expansion
Chebyshev set
Chebyshev subspace
Chebyshev sum inequality
Chebyshev-Sylvester constant
Chebyshev system
Chebyshev system of functions
ChebyshevT
Chebyshev theorem
ChebyshevU
Chechen
Chechens
Chechen War
Che, Chi-Ming
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