“center-axle trailer”的概念、定义、翻译、参考文献-科学参考

单词	center-axle trailer
释义	center-axle trailer Encyclopedia 工学挂车释 center-axle trailer中置轴挂车牵引装置不能垂直移动（相对于挂车），车轴位于紧靠挂车重心（当均匀载荷时）的挂车。其作用于牵引货车的垂直静载荷，不超过挂车最大设计总质量的10%或10000牛（两者取较小者）。
随便看	nonnegative definite matrix 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

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