Cov khoom siv dav siv hauv ntau yam lag luam xws li electronics, precision machinery, optics, thiab aerospace, thiab lwm yam. Cov khoom no xav tau cov ntaub ntawv siab precision vim lawv txoj kev ua haujlwm tshwj xeeb, uas tso siab rau lub hauv paus ntsiab lus ntawm kev txo kev sib txhuam ntawm t ...
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