起高漸變率 的英文怎麼說
中文拼音 [qǐgāojiānbiànlǜ]
起高漸變率
英文
relative profile gradient-
Abstract : as the medicine science develops and improves, some human acquired diseases have been controlled on the whole. but the incidence of genetic diseases and congenital malformation rises gradually and the importance of their treatments appears by degree. to improve population quality, it is necessary to begin with controlling and changing genetic factor. that is, we should understand the classification of the genetic diseases and their incidence mechanism before we use various new technologies to find out and propose the ways of treatment such as antenatal diagnosis and gene project. thus we can achieve our goal of taking precautions against and curing genetic diseases
文摘:由於醫學科學的發展和進步，一些人類後天的疾病基本上得以控制，而遺傳病和先天畸形的發病率則逐漸提高，並逐漸顯示出其重要性，要想提高人口素質，就要從控制和改變遺傳因素的方面做起，了解遺傳病的種類，發病原理，再利用現代的各種高新技術，找到和提出治療的方法，如產前診斷、遺傳工程等，從而達到預防和治療遺傳病的目的。Some measures of spam filtering, such as black or white list, manual rules and so on have been widely used. but it is difficult to maintain the rules because the features of spam are alterative, and the rules - based filtering is not satisfactory in practice. so these measures have certain limitations
近年來，有關垃圾郵件過濾技術的研究逐漸興起，常見的過濾方法有黑/白名單技術、規則過濾等，但由於垃圾郵件的特徵在不斷地變化，規則難以維護、準確率不高等原因，這些方法都具有一定的局限性。
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