Preliminary investigation of acaroid mites breeding in stored colza 储藏菜种粉螨孳生情况初步调查
2.
6 . investigate the base oil for environment friendly lubricant and then select the composition of colza oil , esters and pao2 . discuss on low - temperature flowability theories of vegetable - base lubricants 对环境兼容润滑油的基础油进行了考察,选择菜籽油、季戊四醇酯和聚-烯烃作为基础油,并从理论上对植物基润滑油的低温流动性原理进行了探讨。
3.
The older , her bezique cards and counters , her skye terrier , her suppositions wealth , her lapses of responsiveness and incipient catarrhal deafness : the younger , her lamp of colza oil before the statue of the immaculate conception , her green and maroon brushes for charles stewart parnell and for michael davitt , her tissue papers 年轻的那位则记得她那盏供在无染原罪圣母玛利亚雕像前的菜油灯,她用来象征查理斯图尔特。巴涅尔和迈克尔,达维特的绿色刷子和绦紫色刷子,她的薄绉纸71 。