... 二次柱面 quadric cylinder 二次形；二次形式 quadric form 形变二次式 quadric of deformation ...
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二次形式 quadratic form ; [数] quadric form
半负定二次形式 [数] negative semidefinite quadratic form
二元二次形式 [数] binary quadric form
约化二次形式 reduced quadratic form
半定二次形式 semidefinite quadratic form
双二次形式 [数] biquadratic form
二次形式的极 polar of a quadratic form
二次形核 second nucleating ; secondary nucleation
复合二次形式 [数] compound quadratic form
球形金刚石薄膜以二次形核方式繁衍生长。
The ball-like diamond films grow up by means of multiplying of second nucleating.
微晶金刚石是沉积过程中快速二次形核而形成，呈无序分布；
The micro-crystal diamonds come from fast second nucleating on deposit ion process and assume disordered state.
采用二次形函数薄层单元和傍轴边界分别模拟弹性半空间上的层状场地和半空间。
Layered soils and elastic half-space were simulated by thin layer elements with quadratic shape function and paraxial boundary respectively.
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