Existed shortcomings的用法和樣例:
例句
- Influencing factors and problems existed in preparing Zn-Cr coatings are discussed.
討論了鋅鉻膜制備過(guò)程中的影響因素和目前存在的問(wèn)題。 - At last, this text generalizes the conclusion from study, analyses the shortcomings and presents the direction and emphasis.
最后,本文對研究所得到的結論進(jìn)行了歸納,并對研究中存在的問(wèn)題進(jìn)行分析,提出今后研究的方向和重點(diǎn)。