大气运动的波包动力学 : 卢佩生文选 : selected works of professor Lu Peisheng.pdf
本书是我国在这方面研究卓有建树的代表者之一卢佩生研究员及其合作者的代表性论文选编，并影印卢佩生手稿的有关部分的详尽数学公式推导。全书分四部分。第一部分是已发表的中文论文和英文论文的中译版；第二部分是第一部分的英文版；第三部分是卢佩生在有关研究过程中的手稿影印，主要是公式的详细推导
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Passage 2 For the past two years, I have been working on students’ evaluation of classroom teaching. I have kept a record of informal conversation (1)_____ some 300 students from at (2)_____ twenty-one colleges and universities. The students were
Passage 2 For the past two years, I have been working on students’ evaluation of classroom teaching. I have kept a record of informal conversation (1)\_\_\_\__ some 300 students from at (2)\_\_\_\__