小时候,每年的暑假,我都是在外公家度过的.外公家有几亩瓜田,种了成片的西瓜.七八月份是西瓜成熟期,为了防止西瓜被偷或糟蹋,就得有人守瓜.这个时候,我就会自告奋勇,跟着外公住进瓜田的草棚里,当"守瓜员".外公的草棚是用稻草搭建的,里面放着竹条编织的小床,小床上撑着一顶蚊帐,这样躺里面睡觉,既凉快,又没...
摘要: 洋葱含有大量的含硫化合物,它们不仅让洋葱具有特殊的气味,而且让它成为一种强效的抗氧化剂来源。洋葱对下列疾病具有预防和治疗作用。哮喘症 洋葱中含有的抗氧化剂榭皮素具有抗组胺和抗炎的作用。在实验中,捌皮素能防止免疫细胞释放出组胺,而组胺这种化学物质会引发过敏反应。关键词:...
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Ontogeny of the Fertile Flower in Platycrater arguta (Hydrangeaceae) The monotypic genusPlatycraterhas had varying systematic placements. Recent phylogenetic analyses placePlatycraterin the Hydrangeaceae, tribe Hydrangeeae. ... LP Ge,An-Ming Lu,Chun-Rui Gong - 《International Journal of Plant ...
摘要: 例1先证者,男,15岁.1991年8月7日就诊.患者于生后40天开始在鼻尖,鼻翼,口唇,颊和额部发生红斑,其上出现密集,针头大小的丘疹或透明的小疱,日光曝晒后可有轻度辣痛感,伴有多汗,尤其是鼻尖和额部,不论是热天还是冷天都常挂着汗珠,同时面部有散在性大小不等,边缘清楚的黄褐色斑点.关键词:...
申请(专利权)人: ブラザー工業株式会社 发明人: 藤原 慎也 摘要: PROBLEM TO BE SOLVED: To prevent a collision noise between a working lever and a needle clamp caused by the vertical movements of a needle bar while sewing regarding the intermittent presser device of a sewing machine.收藏...
In "flying forms" having a plurality of trusses - usually two - with a plurality of beams placed across the trusses and a deck placed on the beams, an extension leg for the truss is provided so that the working height of the truss may be nearly twice its flying height. The extension ...