light oil yield的意思|示意

An additive to increase delayed coker yield has been prepared based on the mechanism of enhancing light oil yield and reducing the yields of coke and dry gas.

根据提高延迟焦化装置轻质油收率、降低焦炭和干气收率的作用机理，研制了一种延迟焦化增收剂。在实验室模拟延迟焦化装置上，对五种性质不同的原料渣油进行了空白和加剂试验。

Mechanisms to enhance FCC light oil yield and to lower the coke yield(i. e. strengthening FCC process) by adding polymeric active additives in the feedstock were introduced.

介绍了在原料中加入聚合高分子活性添加剂以提高催化裂化轻质油收率、降低焦炭产率（即强化催化裂化反应过程）的机理。

Taking the hydrogen balance into account, the yield of dry gas that the hydrogen content is more than 20% should be debased in order to provide enough hydrogen for propylene and light oil.

从氢平衡的角度考虑，为使多产丙烯、兼顾轻油有充足的氢源，干气收率就必须尽量低。

Intensified distillation is posed and developed as a new technology to increase light oil yield and to ease the demand and supply situation of petroleum.

为了提高轻质油收率。解决石油市场的供需矛盾，人们提小并开发了原油强化蒸馏技术。

The yield of light oil increased significantly, from some 60% to about 65%. The yield of gasoline rose to 45% from 39%.

轻油收率明显提高，由改造前的60%左右提高到65%左右，尤其是汽油收率，由39%提高至45%；

The opaque oil film reduces the quality of light and affects the sea-air exchange so that the sea reduce the oxygen yield which cause marine lives death of suffocation.

不透明的油膜降低了光的通透性，影响海区的海空物质交换，从而使海洋产氧量减少，海洋生物多被窒息而死。