A Na<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20221202/8070680_0.gif"> B
Ca<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20221202/8070680_0_1.gif"> C
K<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20221202/8070680_0_2.gif"> D
Cu<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20221202/8070680_0_3.gif"> E
NH<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20221202/8070680_0_4.gif">