Healthy person accompanying sick person

Person consulting on behalf of another person

1-Hamilton connected graph

2-connected

2-edge-connected

2-vertex connected

3-cube connected

3D connected component labeling

3D connected region labeling

3P6R series parallel connected mechanical arm

3-pieces bolt connected tightening frame

4-connected

6 connected

8-connected

a connected sequence of working way

ABC always best connected

Affairs connected with infectious diseases

Affairs connected with quarantine

ancient Chuan River connected with ancient Xia Riv

arcwise connected space