Because localization of vrml2 . 0 on moving functions and more embodiment of vitality and reality , i use java language . bcause it has points of mutuality , safety and credibility , smallness and agility , facing object , distributed network communications , multithreading and so on , and makes up difference between bandwidth and m anagement ability , and transmitts rich and colorful and alternant media on actual bandwidth condition 由于vrml2 . 0版本語言在運(yùn)動(dòng)功能上的局限性,同時(shí)也為了更好體現(xiàn)逼真性、生動(dòng)性的特點(diǎn)。我引入了java語言。由于它具有廣泛移植性,面向?qū)ο螅换バ?,分布式的網(wǎng)絡(luò)通信,安全可靠,小巧靈活,多線程等一系列優(yōu)良性能,同時(shí)彌補(bǔ)了帶寬與處理能力之間的差距,可在當(dāng)前的帶寬狀態(tài)下傳送豐富多彩及交互式媒體。