Now we have passed half way, I know that will be fine, so I just concentrate on the running.
现在我们已经跑过了一半的距离，我知道一切都不会有问题，所以我只是把注意力集中在跑步上面。
This makes them a fine choice for enjoying music, and also for minimizing distraction by environmental noise in order to relax or concentrate more effectively.
因此它是享受音乐不错的选择，它尽量减少环境噪音的干扰，让你可以更加放松和集中精力去欣赏音乐。
The domestic ores are fine magnetite concentrate, and the imported ores mainly are hematite sinter fines.
国产铁精矿是细粒度的磁选精矿，进口铁矿则以粉状赤铁矿为主。
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