The pre-Qin period,particularly the Spring and Autumn period(770BC-481BC)and the Warring States period(480BC-221BC)witne......

本文报告杀鼠晶毒水及其葵花籽毒饵杀灭大小白鼠的效果。室内放置３～６个月的０．００５％Ｎ４０－Ｂ型杀鼠晶毒水和浸泡７２ｈＮ４０－Ｂ型杀鼠晶葵花籽及籽仁，对鼠有良好的杀灭......

对Cr2 0Ni80合金材料与N4 0合金材料进行了全面比较 ,指出从电阻率、电阻温度系数、抗氧化性、高温蠕变强度等方面讲 ,N4 0合金都......

Objective:To explore the difference and its clinical significance of event-related potential N400 in patients with bipol......