例句與造句

1. This allowed them to operate at higher frequencies than octal tubes.
2. Dekatrons come in various physical sizes; some as small as a 9-pin miniature vacuum tube or as large as an octal tube.
3. Octal tube structures were supported on a glass " pinch ", formed by heating the bottom of the envelope to fusing temperature, then squeezing the pinch closed.
4. Most octal tubes following the widespread European designation system have penultimate digit " 3 " as in ECC34 ( full details in the Mullard-Philips tube designation article ).
5. It's difficult to find octal tube in a sentence. 用octal tube造句挺難的