Figure 7

Reliability performance for SPAs against different trials at applied pressure of 0.4 MPa, (a) reliability performance for SP60 and SPA120, (b) reliability performance for SPA35 and SPA145.

Reliability performance for SPAs against different trials at applied pressure of 0.4 MPa, (a) reliability performance for SP60 and SPA120, (b) reliability performance for SPA35 and SPA145.