Contact reaction brazing(CRB) for milimetre waveguide in inert atmosphere has been investigated.

对毫米波器件在惰性气体保护下的接触反应钎焊进行了研究。

The perikaryon and process of the CSF contacting neurons in the periventricular nucleus were also in NADPH positive reaction.

室周核可见呈阳性反应的接触脑液神经元的胞体及突起。