1. By now, there are four methods of earth: neutral point un-earth, neutral point directly earth, neutral point earth with resistance, neutral earth with an arc suppression coil. 目前主要的接地方式有中性点不接地、中性点直接接地、中性点经电阻接地、中性点经消弧线圈接地。
2. By now, there are four methods of earth: neutral point un-earth, neutral point directly earth, neutral point earth with resistance, neutral earth with an arc suppression coil. 目前主要的接地方式有中性点不接地、中性点直接接地、中性点经电阻接地、中性点经消弧线圈接地。
3. A faint earth tremor caused by natural phenomena, such as winds and strong ocean waves. 微震，脉动由自然现象，如风或强海波引起的轻微地球''。'震动'。''。
4. In Fortaleza a small earth tremor of 4. 2 is observed and it start to open more the subterranean fissure next to the sea (underwater) that came from Africa to Brazil; 在福特莱萨一次小地震4。2被观察，并且它开始打开更多地下裂痕在来自非洲到巴西的海旁边（水下）；
5. 70- In Fortaleza a small earth tremor of 4. 2 is observed and it start to open more the subterranean fissure next to the sea (underwater) that came from Africa to Brazil; 在福特莱萨一次小地震4。2被观察，并且它开始打开更多地下裂痕在来自非洲到巴西的海旁边（水下）；
网络释义
alcaline-earth metal alkali-earth metal alkaline earth metal earth alkali metal 碱土金属;
alcaline-earth metal alkali-earth metal alkaline earth metal earth alkali metal 碱土金属;
alcaline-earth metal alkali-earth metal alkaline earth metal earth alkali metal 碱土金属;
alcaline-earth metal alkali-earth metal alkaline earth metal earth alkali metal 碱土金属;
alcaline-earth metal alkali-earth metal alkaline earth metal earth alkali metal 碱土金属;
