| 16 | What is the most challenging part of identifying or defining vehicle and system integration challenges for fuel cell vehicles? | |
| 17 | What kind of experience do you have designing fuel cell systems, subsystems, stacks, assemblies, or components, such as electric traction motors or power electronics? | |
| 18 | What have you found to be the best way to characterize component or fuel cell performances by generating operating maps, defining operating conditions, identifying design refinements, or executing durability assessments? | |
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