trigonometric-graphical method三角: triangle; trigonometry; trig ...法: law三角图: axonometric projection; triangular chart; triangular diagram; triangular plot奥散三角图: osann's triangle三角图版法: triange method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:三角图式法，即可在微信中查询翻译
