A new presulfidation process of hydrotreating catalyst in the hydrogenation is introduced.介绍了一种加氢催化剂器内预硫化新工艺.Determination method of Pd content in hydrotreating catalyst by ICP - AES was established.建立了采用电感耦合等离子体发射光谱(ICP...
他又走到仆婢室的门前,把门轻轻地推开, 只听见屋里的鼾声.Pushing the door open a trifle , he could hear only snoring inside.其实这时候他所寻找的她并不在仆婢室, 却在花园里面.Actually, the girl he sought was not with the women servants, but in the garden.你几乎一目了然,她有点奴婢心态.Yo...
According to World Bank figures, 41 per cent of Brazilians live in absolute poverty...根据世界银行的统计数字，41%的巴西人生活在赤贫中。Brazilians know oil can be a curse as well as a blessing.巴西人知道石油可以是祸根,也可以是恩赐.He hopes to have all Brazilians...
To forestall is better than to amend.与其补救于已然,不如防范于未然.Try to anticipate what your child will do and forestall problems.尽量预见你的孩子会干什么，并预先阻止问题发生。Large numbers of police were in the square to forestall any demonstrations.广场上驻...
It enabled its members to settle their differences without recourse to war.这样，其成员就可以不必诉诸战争来解决分歧。Your only recourse is legal action.你的唯一依靠就是诉诸法律。The enemy may have recourse to steel instead of poison.敌人可能用凶器来取代放毒....