additional pressure bar的用法和样例：
- This will inevitably result in additional pressure on our margin.
- Method informs the runtime of this additional pressure on system memory.
- The dynamic compressive properties of Sn-Ag Pb-free solders have been studied by means of a split Hopkinson pressure bar at high strain rates.
- However, higher strain rate tests were performed using a Split Hopkinson Pressure Bar (SHPB).