We're trying to establish linkages between these groups and financial institutions.我们正努力在这些团体和金融机构之间建立联系。Only the thermosetting resins provide a strong cohesive forces; this is due to molecular cross linkages.只有热固性树...
床垫用软木材架子支撑着。The mattress is supported on a softwood frame.用材树种有两大类 -- 软木材与硬木材.There are two main kinds of timber trees - softwoods and hardwoods.钉子很容易地就穿透了软木材.The nail easily penetrated the soft wood....