Two-two) In this particular chapter, we review the assorted instrumental strategies which have been made to acquire an angular look at of a diffracted purchase greater when compared to the Bragg angle. 思い返す；観閲する；顧みる；憶う；振返る；ふり返る；顧る；思う；想う；たぐり寄せる；懐う；手繰り寄せる；サーベイする；手繰りよせる；概説する；思いかえす；振り返る；振りかえる；回顧する ... https://www.youtube.com/watch?v=WD90friLfsQ