The laminated circular cylindrical shells are complicated to analyze and more complicated when anisotropic materials are used with different thickness and different material properties.
Mortgages are complicated to begin with, of course.
The package deals of broadcast and print advertising are complicated to sell.
They are complicated to set up and not easily adapted to new tasks.
The roots of the vulnerable status of girls in Pakistan are complicated to pick apart.
Options prices are complicated to calculate, so excellent mathematical skills were prized.
"Poor children are complicated to talk about," said Ms. Goldblum, who has lobbied legislators, social agencies and the big diaper manufacturers.
Biological drugs such as T-DM1 are made from living organisms such as sugars or proteins and are complicated to manufacture.
"All those wacky wands on the market these days are complicated to use even for me as a professional," he said.
The vaccine must be produced each year from scratch because, each year, the influenza virus changes.Vaccines are complicated to produce and prone to hit production problems.
