The phrase "manufacturing difficulties" is correct and usable in written English.
You could use it when referring to the challenges or obstacles that are present in the process of making something. For example, "The new machine had some initial manufacturing difficulties, but we were eventually able to resolve them."
As a result, manufacturing difficulties may not be detected quickly.
When the company encountered manufacturing difficulties, it found itself drowning in inventory as customers deferred purchases of the original machine in expectation of the new one.
The manufacturing difficulties were solved in part by an elaborate contraption that ran liquid, pasteurized cheese through a "chill roll" — a machine that resembled a large rolling pin.
Reflecting years later on his success at Xerox, Wilson observed (in words that many an entrepreneur will echo) that "if we had fully foreseen the magnitude of the job", the millions needed for research, the marketing complexities and manufacturing difficulties, "we probably would not have had the fortitude to go ahead.
More often than not, designers have little or no knowledge of the manufacturing difficulties.
Therefore, a design engineer typically designs components without consideration for manufacturing difficulties.
As their power increases, so does the manufacturing difficulty -- and the cost.
Even Dancing Mickey had become a distant worry; the manufacturing difficulty had proved to be a false alarm.
Moreover, it is important to state that techniques which lead to greater Nusselt number ratios usually are associated with greater pressure losses and higher manufacturing difficulties-costs.
Due to the identical module structure, MMC greatly reduces the manufacturing difficulty and cost of high- and medium-voltage converters.
One way to address this manufacturing difficulty is to replace the liquid redox electrolyte by a solid-state hole transport material, typically a p-type conjugated polymer.
