Design feature

A、Permanent or brattice stoppings installed in key locations throughout the mine to more efficiently direct and control the airflow.

B、Reaching concentrations as high as 0.1 mg/m3

C、Booster fans to improve local ventilation

D、A main mine fan used to establish air circuits on a mine-wide scale

A、Borussia Dortmund

B、Schalke 04

C、Berliner Bären

D、Hamburg

A、it should be a summary of the main idea of the paragraph

B、it may deal with more than one ideas

C、it should be stated in specific language

D、it should be general and provable

E、it supports the thesis of the essay

A、bureaucratic structure

B、post-bureaucratic structure

C、divisional structure

D、matrix structure

B．Fe

C．Cu

D．Na

B．rains;doesn’t rain

C．will rain;doesn’t rain

D．rain;rains

B．醇

C．酸酐

D．酰胺

B．坏账收回

C．坏账计提

D．坏账发生

此题为判断题(对，错)。