bit vectorbit vectozposition vector位: place; location向量: vector; vector quantity单位向量: einheitsvektor unit vector; vector of unit length单位向量场: unit vector field方式位向量: mode bit vector下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:位向量,即可在微信中查询翻译