Stand area-age 林分面积龄
basal area age 胸高断面年龄
age and area hypothesis 年代面积假说
Area of age-classes 龄级面积
proportionate area by age class [林] 龄级比例轮伐面积
age and area 年代与面积
age and area theory 年代和区域论
age-and-area hypothesis 年代与区域假说
The city's unmarried now constitute 21.4 percent of the total population over the age of 15, with the percentage growing to 24.3 in the downtown area.
目前,上海市的未婚人口占15岁以上总人口的21.4%,而市区的这一比例则达到了24.3%。
Radiocarbon dating of fossils taken from caves on islands along southeastern Alaska's coast suggest that at least a portion of the area was remaining ice-free during the last ice age.
从阿拉斯加东南海岸岛屿的洞穴中提取的化石的放射性碳年代测定法表明,在最后一个冰河时代,该地区至少有一部分保持无冰状态。
He beat his own world record by covering an area of 330 square metres with a wintry scene to coincide with the DVD launch of Ice Age 3: Dawn of the Dinosaurs.
埃德加·穆勒为《冰河世纪3:恐龙的黎明》DVD版的发行创作了一幅以冬天为场景,占地330平方米的街道立体画,刷新了自己的世界纪录。
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