A 1.18kPa(120mmH<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230213/8096099_0.gif">O) B
1.96kPa(200mmH<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230213/8096099_0_1.gif">O) C
0.59~0.98kPa(60~100mmH<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230213/8096099_0_2.gif">O) D
1.47kPa(150mmH<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230213/8096099_0_3.gif">O) E
0.79~1.77kPa(80~l80mmH<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230213/8096099_0_4.gif">O)