some ductless glands produce several different hormones.
有些无管腺产生几种不同的激素。
this paper describes newly technology trend of component mounter and green technology of ductless reflow furnance.
概述了元件安装机的最新技术动向和无通风管道再流焊炉绿色技术。
endocrine system: group of ductless glands that secrete hormones necessary for normal growth and development, reproduction, and homeostasis.
内分泌系统:由无管腺体组成的系统,分泌激素(荷尔蒙)以供身体正常生长、发育、繁殖和自我恒定性之需。
eg. 6 endocrinology is defined as the study of the ductless or endocrine glands and their internal secretions.
内分泌学的定义是:研究没有导管的或称内分泌性的腺体及其内分泌液的科学。
as an important component of the ductless inductive ventilation system, the jet inducted fan is used more and more widely in ventilation system of underground garage.