For touch, select an object with "a notable texture or temperature, like a rock, a piece of fabric, or an instant ice pack."
触觉上，选择一些具有“纹理或温度，如岩石，一块织布或一个紧急的冰敷袋子。”
2
Also new are these 2 new LiPo batteries that can be used as a receiver battery pack or can be used for powering rock crawlers.
此外，新的这些新的二脂电池，可被用来作为接收器的电池包或可用于电源岩石的抓取工具。
3
Step one is to grout with low grouting pressure to fill the gravel pack interval and blocked the channels which relieves the grouting pressure in the shallow surrounding rock.