Arteannuin element most suitable absorption wave length is 290 nm, and the extinction-density regression equation is:Y=0.043X+0.006. The different arteannuin element sample content has the difference. 青蒿素的最适吸收波长为290.
magnetic tape recording wave meter 磁录式波浪仪
Study on Polarographic Absorption Wave of Pd-DBC-Azochlorphosphone Complex Pd－DBC－偶氮氯膦络合物极谱吸附波的研究
Bill wave his hand to us and then drive away. 比尔向我们挥手告别后开车走了。
Radio2 can be heard on the long wave band. 第二广播电台可在长波段收听到。