The unit that undertakes the contract for the whole of the project and the sub-contracting units shall bear joint and several liability to the project owner.
总承包单位和分包单位就分包工程对建设单位承担连带责任。
2
I believe that we are the most active sub-network as we have held joint-exhibition, conferences and more quite frequently.
我认为我们是网络内最活跃的一个领域，我们已经一起举办了展览和各种会议。
3
To obtain the local stress distribution of the K-tubular joint, sub-model was built and calculated.