Such modern design tools offer system developer vehicles to create sophisticated uis with a few codes .

这些现代化的设计工具提供给系统开发者，使用很少的程式码便能开发出精致的使用者介面。

Many component-based development tools have been introduced by software vendors to meet the needs of designing a variety of uis .

为了符合设计种种使用者介面的需要，软体供应商也已提出很多的元件式开发工具。

A native of hong kong , chen graduated from brown and caltech before working as an engineer at unisys ( uis ) and an executive at siemens nixdorf .

程守宗是香港人，毕业于布朗大学（Brown）和加州理工学院（Caltech），后供职于优利系统（Unisys）和西门子利多富（SiemensNixdorf），分别担任工程师和高管职务。