Eurocrats say a reduced emphasis on auctioning permits won't undermine the benefits of the package; carbon-cutting discipline still comes from the ceiling on the numberof allowances issued.
This can cause the numberof active threads to reach a ceiling.
这可能导致活动线程数封顶。
3
A steel grid attached to the ceiling incorporates a rail with moveable lighting fixtures, which can be slid up and down to adapt to the cafe's numberof USES.