例句與造句

1. ( 4 ) finally , it expatiates the design of map symbols and representation methods for thematic maps , and then explains the importance of the dynamic symbols and representation method in electronic atlas and analyzes visual variables " influence on symbol design , and at last specializes the choice of representation method with real examples and realizes the thematic mapping system based on mapx control
   ( 4 )闡述了《軍官地圖集》電子版中專(zhuān)題地圖的符號(hào)設(shè)計(jì)和表示方法的設(shè)計(jì)。說(shuō)明了動(dòng)態(tài)符號(hào)和表示方法在電子地圖集中的重要作用，分析了各個(gè)視覺(jué)變量對(duì)符號(hào)設(shè)計(jì)的影響，敘述了《軍官地圖集》電子版中表示方法的選擇并以實(shí)例表述，實(shí)現(xiàn)了基于控件的專(zhuān)題地圖制圖系統(tǒng)。
2. It's difficult to find visual variable in a sentence. 用visual variable造句挺難的