负场比赛接发球以摆短为主，第三板以抢攻下旋和上旋转攻为主，而抢攻下旋得分效果良好。
Negative match the return of serve to put a short-based, the third board to sights on the next spin and spin attack on the main, while the inroads backspin score good results.
职业冰球和其他运动都开始应用实时视频效果，比如在橄榄球场上根据精确的位置数据给触地得分区加颜色。
NASCAR, the NFL, professional hockey, and other sports apply real-time video effects, such as the colored first-down line in football, based on precise geospatial data.
但机械图部分的教学效果与MCT得分成微弱相关，对学生空间认知能力提高较小。
But the effect of teaching mechanical drawing is less correlative with MCT test and does not show a great improvement in the students' space cognitive ability.
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