These are terms used in digital electronics to designate the
2个回答

e founded on (the operations)建立在……的 基础上

补充下,这个是倒装句,原句是

These are terms used in digital electronics to designate the basic logical operations on which digital systems are founded.

所以可以写成:

Digital systems are founded on these terms that used in digital electronics to designate the basic logical operations.