In Japan, the birth rate is so low that the population is expected to shrink 21% between now and 2050.
在日本，出生率非常低，以至于人口从现在到2050年间，将减少21%。
In Japan, for instance, birth rates fell below the replacement rate of 2.1 children per woman in the mid-1970s and have been particularly low in the past 15 years.
比如在日本七十年代中期，出生率降至相当于平均每个妇女生2.1个孩子以下，而且在过去的15年里一直明显的偏低。
Since the 1970s the number of men and women marrying in their 20s and early 30s has fallen sharply, which is one of the main reasons the birth rate has fallen so low.
从80年代开始，能在20多岁到30岁刚出头就结婚的男女数量直线下降，这是人口出生率如此之低的一个主要原因之一。
The teen birth rate in the United States reached an all-time low last year, the Centers for Disease Control and Prevention reported on Thursday.
美国疾病控制和预防中心在周四报道，去年以来美国的出生率达到了又是以来的最低点。
Objective To study the energy supply and metabolic requirement of very low birth weight infants (VLBWI) and raise the survival rate and survival quality of VLBWI.
目的探讨极低出生体重儿(VLBWI)的能量供应和代谢需要。提高VLBWI的生存率和生存质量。
But compared with the flourishing nation, China's birth do business growth in still exist growth rate is slower, growth degree is relatively low as a whole and regional growth big difference scores.
但与蓬勃国度比拟，我国临盆性办事业成长中仍存在成长速度较迟缓、成长程度整体较低和区域间成长差别年夜等成绩。
Objective To study the methods of treatment and management for increasing the living rate or decreasing the crippling rate in extremely low-birth-weight infant (ELBWI).
目的探讨提高超低出生体重儿(elbwi)存活率、降低病残率的救治与管理方法。
The regional variations of the perinatal mortality and the incidence rate of low birth weight infant in China were studied with trend-surface analysis.
应用趋势面分析法，对我国省、市和自治区围产儿死亡率和足月低体重儿发生率进行地理流行病学研究。
OBJECTIVE To enhance prevention and cure working of disease of the very low birth weight infant (VLBWI), enhancing livability and taking from the death rate.
目的加强极低出生体重儿(VLBWI)疾病的防治工作，提高VLBWI的存活率，降低死亡率。
In the current low birth-rate society, there's a great need to integrate guidances from parent, school and society in order to properly deliver moral, intellectual and physical education to children.
在现代的少子化社会更应该父母、学校、社会相结合，対孩子进行徳、智、体三方面的教育。
In Japan, for instance, birth rates fell below the replacement rate of 2.1 children per woman in the mid1970s and have been particularly low in the past 15 years.
比如在日本七十年代中期，出生率降至相当于平均每个妇女生2.1个孩子以下，而且在过去的15年里一直明显的偏低。
In Japan, for instance, birth rates fell below the replacement rate of 2.1 children per woman in the mid1970s and have been particularly low in the past 15 years.
比如在日本七十年代中期，出生率降至相当于平均每个妇女生2.1个孩子以下，而且在过去的15年里一直明显的偏低。
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