The product may form the feedstock to a subsequent refining process.产品可以作为原料去进一步加工.Hydrogen is an important feedstock used in petrochemical enterprises � � hydrogenation process.氢气是石化企业加氢工艺的重要原料.The new visbreaking proce...
The king's indulgence towards his sons angered the business community.国王对儿子们的纵容令商界恼火。His sons quarrelled bitterly over the allocation of family resources.他的儿子们为家产如何分配而吵得很凶。A new insulating laminate has just been des...
The first British attempt to colonize Ireland was in the twelfth century.英国最早尝试在爱尔兰开拓殖民地是在12世纪。The brooch dates back to the fourth century BC.这枚胸针的历史可以追溯到公元前4世纪。The greatest polemicist of the 20th century must be Leon Tr...