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

对毫米波件在惰性气体保护下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.

室周核内可见呈阳性反应接触脑脊液神胞体及突起。

Cyanopyridine,intermediate of rimifon, was synthesized from 4-picoline using vanadium oxide as a catalyst in a fixed-bed reactor, reached 99% conversion of 4-picoline, 88% selectivity and 87.

以4甲基吡为原料,在固定床反应过含氧化钒催化剂发生气固相接触氨氧化反应制备雷米封间体4氰基吡,4甲基吡转化率为99%,4氰基吡选择性为88%,收率为87。