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孢粉煤样
释义
孢粉煤样
Encyclopedia
理学
煤炭地质勘查
释
sporopollen coal sample
孢粉煤样
煤层煤样、煤心煤样或在煤层露头处垂直深度1米以下采取的煤样。
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nonnegative matrix
non-negative matrix factorization
nonnegative measure
nonnegative number
nonnegative operator
nonnegative orthant
nonnegative partial sum
nonnegative quadratic form
nonnegative semi-definite matrix
nonnegative solution
nonnegative splitting
nonnegativity
nonnegativity condition
nonnegativity requirement
non nesting matching
non-nesting matching
nonnesting matching
non nesting partition
non-nesting partition
nonnesting partition
non neutral plasma
non-neutral plasma
nonneutral plasma
non-Newtonian behavior
non-Newtonian flow
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