更多cardiograph例句

1. The medico who ran the electro-cardiograph refused to make sense, after the fifth trials, out of the wiggly marks on his graphs.
2. The action of the heart may be very accurately observed by means of the electric cardiograph.
3. The great botanist predicted that use of his cardiograph will lead to vivisection on plants instead of animals.
4. The cardiograph is constructed with an unerring accuracy by which a one-hundredth part of a second is indicated on a graph.