堆填区的环境不适合有机体，经过一段时间它们通常会把木材分解。
The environment in the landfills was not suitable for organisms that normally break down wood over time.
特别是木材的细节部分，例如工人在梁截面部分解决了斜搭接的问题。
Timber details such as scarf joint were resolved with the builder to be applied in the beam section.
不同树种的抽提物含量对木材化学镀镍的影响较大，针叶材主要是树脂的含量，阔叶材主要是单宁的含量，这些抽提物容易造成镀液的分解。
The extractive content from different tree species has great effect on electroless plating. The resin of Softwood and the tannic of hardwood cause plating liquid easily decompose.
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