Existing methods could be categorized into two main approaches.
Field measurement method could be categorized into two type, viz., destructive and nondestructive biomass estimation methods.
For 1D nanomaterials, their surfaces could be categorized into the inner and outer surfaces.
From a particular viewpoint, models could be categorized into three classes: white box, black box, and gray box models.
The surfaces of CNTs could be categorized into outer surface (Fig. 11a) and inner surface (Fig. 11b).
According to gene ontology (GO) analysis, changes in gene expression could be categorized into 11 pathways (Table 4).
Our experimental results could be categorized into two situations: long and short closing times of the shutters.
The characteristics of the ZrNxOy films could be categorized into three zones respectively predominated by ZrN (Zone I), ZrN + Zr2ON2 + m-ZrO2 (Zone II) and ZrO2 (Zone III).
Multiple risk factors have been implicated in the development of biliary strictures, which could be categorized into recipient, graft, operative factors, and postoperative factors.
Pressure drop measurements showed that spacers could be categorized into two groups relevant to the values of the Darcy friction coefficients (f).
Meanings could be categorized into three types based on the three metafunctions in systemic functional linguistics, which are experiential, interpersonal, and textual meanings (Halliday and Matthiessen 2014).
