catcher foil造句

例句与造句

1. The products were carried along a silver catcher foil and purified chemically, and the isotopes 250 Fm and 252 Fm were detected.
2. More recent methods have allowed rapid selective elution with ?-HIB to take place in enough time to separate out the longer-lived isotope 260 Lr, which can be removed from the catcher foil with 0.05 M hydrochloric acid.
3. The yield of 252 Fm was interpreted as evidence that its parent 256 102 was also synthesized : as it was noted that 252 Fm could also be produced directly in this reaction by the simultaneous emission of an alpha particle with the excess neutrons, steps were taken to ensure that 252 Fm could not go directly to the catcher foil.
4. It's difficult to find catcher foil in a sentence. 用catcher foil造句挺难的