论文部分内容阅读
世界上最小的蜻蜓个体
【出 处】
：
学苑创造A
【发表日期】
：
2021年3期
其他文献
Fresh state behaviour is one of the most important points for most of the works in the field of construction and building in reinforced concrete.This is the
会议
今天晚上我来到我家附近的一个小草坪,它是我的昆虫基地.深秋,寂寞是这里的主题.我开始怀念夏夜的热闹——rn许多蛐蛐和蝈蝈,在这里开演唱会,绚烂的舞台是纯天然的装饰.舞台
期刊
The stability of fresh cement paste can be described as its ability to remain homogeneous over time.Instability in the form of sedimentation and bleeding oc
会议
它体型粗壮,身长约2米,重达250～1000千克,头上都向后长着一对短短的尖角,性情粗暴.它是牛吗?可这家伙又长着迷你短尾巴,叫声似羊,和山羊一样擅长攀岩,还像山羊一样喜欢吃各种
期刊
请下载后查看，本文暂不支持在线获取查看简介。
Please download to view, this article does not support online access to view profile.
The effect of electrical pulse on sulfate resistance of mortars was investigated.The parameters involved in this study included type of associated cations,
会议