two - step process的用法和樣例：
例句
- The yields of aldehydes produced in this sequential process are comparable to the two-step method.
用此法製得的醛，其產率與用兩步法可製得的產率不相上下。 - Alkyl polyglucosides were prepared from glucose and lauryl alcohol by one step reaction using p-toluenesulfonic acid and dodecyl benzene sulfonic acid as catalysts respectively.
分別採用對甲苯磺酸和十二烷基苯磺酸為催化劑進行了一步法由葡萄糖和月桂醇製備烷基糖苷的工藝研究。
