Hereinto, DSU is shorted for database storage unit. It is one subsystem of communication based train control (CBTC) system.
其中，DSU是数据库存储单元的简称，它是CBTC系统所包含的诸多子系统之一。
2
Hereinto, related to the theory of reliance obligation, the most severely problem is that we can't obtain the notion of obligation from the reliance;
其中，对于信赖义务理论而言，最为严重的问题在于无法顺利的由信赖引发出义务观念；
3
There are many ways to take to address those energy issues. Hereinto one of the practical choices is to develop renewable energy and increase the share of it in the energy consumption structure.