elimination 四级考研

Their elimination from the competition was a great surprise.

他们在比赛中遭到淘汰是个很大的意外。

A synthetic method for the preparation of ［2，2］-paracyclophane by hofmann elimination was proposed.

摘 要： 研究了季铵盐经霍夫曼除制备［2，2］-对二甲苯环二体的合成方法。

Conversion of the linear molecule to γ-valerolactone proceeds via hydrogenation and subsequent intramolecular cyclization with elimination of a water molecule.

因此若能进一步改进催化体系，用这种方法来制造汽油有可能是可行的。

The maximum inhibition rate of the extract on the formation of N-nitrosodimethylamine and NO2-elimination capabilities of coriander leaf essential oil was 70.

研究了超波法提取芫荽茎叶挥发油以及挥发油对N-亚硝基二甲胺合成的阻断作用和对亚硝酸钠的清除作用。

Then triangle transform is used to create a polynomial system of over 9 equations, of which solution is obtained by the method of elimination by eliminant for m≥n.

通过分析多项式互质性的判定定理,把多项式的结式理论引入到多元非线性方程组的解法中,得到一种系统的方法可以确定多元非线性方程组的所有解。

The renewed de-nuclearization campaign by India comes 20 years after then-Prime Minister Rajiv Gandhi, speaking to a U.N. special session, called for the elimination of all nuclear weapons.

在印度重新启动除核武器运动的20年前，当时的印度总理拉吉夫.甘地在联合国大会演说时，呼吁除所有核武器。