片语

age structure[统计] 年龄构成；年龄分布

age class composition龄级结构

Age Composition Oh时代因素哦

age distribution[统计] 年龄分布

mosquito age composition蚊龄组成

Age e Composition年龄结构

Population age composition种群年龄组成

age group composition龄组结构

age composition of fish鱼类年龄组成

age composition of population人口年龄结构等

英汉例句

• the age composition and growth of cerithidea cingulatus in ningbo coast are reported.

  报道了宁波沿海珠带拟蟹守螺种群的年龄组成与生长情况 。

• age composition of the catch was analysed.

  分析了渔获物的年龄组成。

• the census results show that big changes have taken place in the population's age composition .

  这次人口普查反映出中国人口年龄结构发生了较大变化。

• the number of people searching for work in a less developed country depends primarily on the size and age composition of its population.

  在欠发达国家中，寻求职业的人数主要取决于该国人口数量的多少与年龄结构。

• fuzzy mathematic method was used to analyze the age composition of spawning stock of yellow croaker of-shore xiamen. this paper calculated the degree of low-age in 1980-1984.

  本文应用模糊数学方法分析了厦门海区大黄鱼生殖群体的渔获年龄组成，计算了1980—1984年厦门海区大黄鱼的低龄度。

• ken read from the age composition of the people, basically a young society, and the male to female ratio higher than the national.

  从垦民年龄构成看，基本属于年轻型社会，且男女比例高于全国。

• lcbp model predicts the weight of trend on terms that have considered such environmental factors as the economic income level, population, age composition level and flow of floating population, etc.

  其中lcbp模型在考虑了经济收入水平、人口、年龄结构层次及流动人口流量等环境因子的条件下对趋势分量进行预测。

• it also optimizes and adjusts the age composition of population in urban area and improves the conditions of population development in the future.

  上海、北京和天津等大城市在全国率先完成了人口转变，而且成为接纳乡城流动人口的重要地区。

• conclusion the incidence of gastric cancer in the region is high and the incidence of men was significantly higher than women, it has the specific age composition and location of composition.

  结论该地区处于胃癌高发区域，发病呈现男性显着高于女性，且有着其特异的发病年龄构成和部位构成。

• resultscompare with gender, age composition and lesion side and severity of?he treatment group and control group, the diagnostic standards have no statistical significance (p>0.05). it is comparable.

  结果治疗组与对照组患者的性别、年龄构成及患侧、病情轻重等指标经过统计学检验，无明显差异（p>0.05），具有可比性。