specific

明确的；确定的

Explicit or definite.

与物种有关的

Pertaining to a species, as a taxon or taxa at the rank of species.

针对特定事物的

intended for, or applying to, a particular thing.

(有时后接to)特有的,特定的,独特的

(sometimes followed by `to') applying to or characterized by or distinguishing something particular or special or unique

用于识别特定事物的

Serving to identify a particular thing (often a disease or condition), with little risk of mistaking something else for it.

针对特定疾病的治疗

Being a remedy for a particular disease on a deeper level, rather than just masking the symptoms

限于特定抗体或抗原的

Limited to a particular antibody or antigen.

按质量划分的值

Of a value divided by mass (e.g. specific orbital energy).

按标准化措施划分的值

Similarly referring to a value divided by any measure which acts to standardize it (e.g. thrust specific fuel consumption, referring to fuel consumption divided by thrust)

与标准参考值比较的比值

A measure compared with a standard reference value by division, to produce a ratio without unit or dimension (e.g. specific refractive index is a pure number, and is relative to that of air).