致死阈;
The combination of 4 temperature grades from 35 ℃ to 50 ℃ and 5 relative humidity grades ranging from 50% to 90% was tested to investigate the lethal threshold of the fungus.
侵染的影响,比较研究了35~50℃4个温度梯度、50%~90%5个湿度梯度组合处理对病菌的致死作用。
Lethal threshold curve of guinea-pigs in high-intensity sound field
强噪声场中豚鼠的死亡曲线
简答网 · 双语娱乐资讯
简答网 · 中考英语
简答网 · 高考英语
简答网 · 四六级英语
简答网 · 双语新闻