Settings in the environment block override those in the dataSource block.

environment 块中的设置覆盖 dataSource 块中的设置。

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If you'd like the username and password to adjust on a per-environment basis, simply copy those Settings from the dataSource block into the individual environment block and change the values.

如果希望根据环境调整username和password的设置，只要将这些设置从dataSource块复制到每个environment块，并修改设置的值即可。

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The new project will send a strain of bacteria called Bacillus Subtilis into space to see if introducing different nutrients or compounds in the microgravity environment could block its growth.

MSN: Student Science Experiments Riding Japanese Rocket to Space Station - Technology & science - Space - Space.com | NBC News

However, the ministry said that it will be supervising the search and exploration at the block and will monitor the impact on the environment.

BBC: China firms to invest $2bn exploring shale gas reserves

The block, due to open in 2012, will provide an improved environment for the care of children, an expanded intensive care unit and a new ward.

BBC: Kettering Hospital extension gets go-ahead