它的微型机器人使用外械抓管和一个钕磁—真的—然后用最极限的效率爬上铁极，仅用了1.3称便达到了顶部。

Its mini-bot uses surgical tubing and a neodymium magnet — really — to climb the steel pole with the utmost efficiency, reaching the top in 1.3 seconds.

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研究了基体元素铁、主量元素钕、镝、钴、硼对杂质元素的光谱干扰情况；

The interference effects of matrix element Fe and high concentration elements Nd, Dy, Co, B on impurity elements were studied.

youdao

研究了基体元素铁、主量元素钕、镝、钴、硼对杂质元素的光谱干扰情况；

The interference effects of matrix element Fe and high concentration elements Nd, Dy, Co, B on impurity elements were studied.

youdao