The increasing burden of chronic diseases therefore poses a massive challenge to the already crippled health care systems of sub-Saharan Africa.
Buildings are complex dynamic systems composed of sub-systems and components in continuous interaction with human behavior.
The shadier outfits use a complicated system of sub-contracting to avoid paying insurance fees.
And under the skin, it's all change, because the latest Golf uses Volkswagen's MQB architecture, a system of sub-assemblies shared between cars that is more flexible and scalable than the previous "platform" concept.
Firstly, we construct an optimal system to classify the group-invariant solutions of (3) and the problem of finding an optimal subgroup is equivalent to that of finding an optimal system of sub-algebras.
For our system of sub-Nyquist sampling of a continuous-time Costas sequence waveform, the discrete measurement vector c can be characterized as a linear transformation of the discrete coefficient vector b.
He then suggested a system of sub-units, dividing successively by factors of ten into the centuria, decuria, virga, virgula, decima, centesima, and millesima.
Within this system, their own product acts as a sub-system, consisting of sub-systems itself.
Using the model that describes two hovering helicopters carrying one heavy load, an inertia coordinate system and body coordinate systems of each sub-system are established.
