l This study further shows that l Their work is based on the principle of l More history of ... can be found in __ et al. [1979]. l Studies have been completed to established

l This study further shows that l Their work is based on the principle of l More history of ... can be found in __ et al. [1979]. l Studies have been completed to established

l Though application of __ in the filed of __ has proliferated in recent y ears, effort in analyzing __, especially __, is lacking. Problem / Issue / Question

l Though application of __ in the filed of __ has proliferated in recent y ears, effort in analyzing __, especially __, is lacking. Problem / Issue / Question

l Unfortunately, real-world engineering problems such as manufacturing pla nning do not fit well with this narrowly defined model. They tend to span bro ad activities and require consideration of multiple aspects.

l Unfortunately, real-world engineering problems such as manufacturing pla nning do not fit well with this narrowly defined model. They tend to span bro ad activities and require consideration of multiple aspects.

l Remedy / solve / alleviate these problems l ... is a difficult problem, yet to be adequately resolved l Two major problems have yet to be addressed

l Remedy / solve / alleviate these problems l ... is a difficult problem, yet to be adequately resolved l Two major problems have yet to be addressed