The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
sheng wu wen du ji
Author(s): 
Pages: 80-81
Year: Issue:  Z1
Journal: Guided Reading for Primary School Students

Keyword:  温度计 放射虫 温度回升 生物 冷水种 暖水种 温度变化 蟋蟀 鸣叫 古海洋;
Abstract: <正>温度计,是我们非常熟悉的物品了,它用来测量天气、人体、水的温度等等,是生活中常备的工具。有意思的是,某些生物也能"测量"温度变化,所以我们把它称为"生物温度计"。放射虫放射虫是一种单细胞原始腔肠动物,很微小,种类很多。放射虫
Related Articles
loading...