At least this year's contraction came from a much better starting point. After surging in March, new orders contracted the following two months, and production contracted for the first time since September 2013. Since the beginning of 2014, production has grown at a faster rate than new ...
1342682 Amine salts of starch half-esters A E STALEY MFG CO 19 April 1971 [19 Feb 1970] 22038/71 Heading C3U [Also in Division D1] An amine salt of a starch half-ester of maleic citraconic, 4-cyclohexene-1,2-di-carboxylic acid, a phthalic acid or a dicarboxylic acid of formula whe...
摘要: 困在厕所里的老师"是一则笑话,却引起无数老师的共鸣,反思和寻求自我救赎.笑话虽然是笑话,但做老师的都清楚笑话中说的其实是"真事":老师在教育教学过程中对学生管也不是,不管也不是.关键词:救赎 教育 授业解惑 DOI: 10.3969/j.issn.1673-8918.2018.88.046 年份: 2018 ...