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to phrases
control arm
auto.
控制臂
;
直列式喷油泵
调节臂
;
悬架
控制臂
;
横臂
;
控制
操纵
杆
construct.
控制 〔操纵〕杆
met.
控制杆
;
操纵杆
tech.
驾驶杆
;
操纵臂
English thesaurus
control arm
med.
In a clinical trial, the group of participants that is not given the experimental treatment being studied. The control arm receives either the standard treatment for the disease or a placebo. The control arm is compared to the experimental treatment arm to determine whether the experimental treatment works.
see also
clinical trial
,
controlled trial
,
experimental arm
,
placebo
control arm
:
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