虽然许多其他行业的股票也呈现类似良好的势头，该黄金EFT属于一个非常牛势的类别，其股价也已超过了其200天移动平均线。
While many other sectors can boast similar conditions, the gold ETF is one of a very elite group that has also moved above its respective 200-day moving average.
我们发现通过有限势垒耦合的双量子线在磁调制下可以用作为电子能量过滤器和分流器。
It is found that the double quantum wires coupled by a finite barrier can be an energy filter and current divider.
它们的特性依赖于这个非线相互作用势，在此时存在超声速、声速和次声速的孤立子运动。
Its properties depending on the non-linear interaction potentials, there are the supersonic, sonic and subsonic soliton motion in the protein molecules.
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