鼓

• Ngclz type shaft coupling data and size table 2
  Ngclz型鼓形联轴器参数与尺寸表2
• Cultural implication of jian and the origin of jian gu
  的文化学意义与建鼓的来历
• Testing of sandwiches ; peel test by means of a drum
  夹层检验.用转鼓法的剥离试验