冬青属的木才具有高抗断裂强度,是制作后缘的理想材料.Holly has high tearing resistance and is excellent for trailing edges.与几种冬青属植物抗冻能力比较>>相似的文献.The Comparison of Resistance of Several Tree Species of Ilex L....
Guitar's experiments did not stimulate any practical study of the electrostatic - precipitation principle.吉他的试验均未能激起任何关于电收尘原理的实用性研究.To treat or stimulate ( a muscle or nerve ) with faradic current.用感应电流治疗用感应电流治疗或刺激 ...
Another solution is to have adjustable foils.另一种办法是装上可调水翼.The absorption of many molecular layers could be reestablished by rinsing the foils with tap water.多分子层的吸附作用可用自来水淋洗金属箔而重新实现.Carbon stripping foils were prepared b...