CDM: coloured detrital material (IOCCG, 2006). It is the combination of CDOM and detritus. PAR: photosynthetically available radiation. It is the part of the electro-magnetic spectrum between 400 and 700 nm.
in the strict sense of ...: 从严格意义上说 e.g. Krill are not planktonic, in the strict sense of the word , because they can swim. 磷虾并不是严格意义的浮游生物,因为它们可以游泳。 be borne in mind: 牢记在心 e.g. However, it should be borne in mind that these are average valu ...