They tinkered with a particular type of silicon whose surface is covered with dumbbell-shaped pairs of atoms called dimers.
他们修饰了一种特殊的硅，其表面覆盖有被称为二聚体的哑铃形原子对。
2
Conclusion Except for fibrous and dumbbell-shaped ones, microsurgical technique via transsphenoidal approach is a safe and effective way to remove SEPA.
结论对非纤维性或哑铃状sepa经蝶入路显微外科切除是一种安全、有效的方法。
3
Bending of concrete filled steel tubular (CFST) dumbbell-shaped beams is studied experimentally.