pseudo cationic living polymerization

The value of pulmonary venous flow pattern in essential hypertensive insufficiency when mitral flow pattern showed pseudonormalization;

肺静脉血流在二尖瓣血流表现为假正常时的应用

This paper expounds the four major psycological traits in the mentality of the American people—squeamishness,fear,prudery and vanity,and analyses the words and expres- sions they have brought about in the American speech.

分析了美国心态的四大特征:过份敏感、恐惧、假正经和虚荣以及在美国语言中由此产生的众多言辞;指出该四种心态虽不实事求是,但在美国人的现实生活中具有积极意义。