“instrument explosion protection technology”的概念、定义、翻译、参考文献-科学参考

单词	instrument explosion protection technology
释义	instrument explosion protection technology Encyclopedia 工学仪表防爆技术释 instrument explosion protection technology仪表防爆技术设计、生产适用于爆炸性危险场所的防爆仪表的技术。
随便看	nonnegative definiteness nonnegative definite quadratic estimate non-negative definite quadratic estimator nonnegative divisor nonnegative element nonnegative function nonnegative integer nonnegative integral kernel nonnegative manifold 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

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