查询词典 flooring timber

In the majority of roofs, timber is the principal material used, together with numerous others, such as tiles, slates, asbestos cement, tar felt, asphalt, lead, copper , zinc, aluminium, etc.

而大多数屋面的主要建筑材料为木材，与之相配的其它材料有粘土瓦、岩板、石棉瓦、油毡、铅、铜、锌、铝等。

In the majority of roofs, timber is the principal material used, together with numerous others, such as tile s, slates, asbestos cement, tar felt, asphalt, lead, copper, zinc, aluminium, etc.

而大多数屋面的主要建筑材料为木材，与之相配的其它材料有粘土瓦、岩板、石棉瓦、油毡、铅、铜、锌、铝等。

In the majority of roofs, timber is the principal material used, together with numerous others, such as tiles, slate s, asbestos cement, tar felt, asphalt, lead, copper, zinc, aluminium, etc.

而大多数屋面的主要建筑材料为木材，与之相配的其它材料有粘土瓦、岩板、石棉瓦、油毡、铅、铜、锌、铝等。

Hebei use of state-owned forest primeval forest, as well as Russia's high-quality Ash tree, birch, poplar, oak for the production of raw materials, with a production history of more than 10 years old timber processing enterprises.

采用鹤北国有林区以及俄罗斯原始林的优质树种水曲柳、桦木、杨木、柞木为生产原料，是一家具有10多年生产历史的老牌木材加工企业。

The research theoretically founded the strategy of establishing DNA bar-coding database of bark beetle from imported timber,so as to improve the level of bark beetle species identification.

该研究为进境原木易携带小蠹虫DNA条形码数据库的构建提供了理论依据，可提高对截获小蠹虫的总体鉴定水平。

As the bark beetle damages in the trunk or the inner bark of trees, it can be easily transmitted during international trade in timber and wooden packing material, so the quarantine of bark beetle is very important.

由于其在木材和树皮下危害，使得小蠹虫随木材进口和各种货物木质包装材料在国际间传播的机会大大增加，因此具有十分突出的检疫重要性。

As the bark beetle damages in the trunk or the inner bark of trees,it can be easily transmitted during international trade in timber and wooden packing material,so the quarantine of bark beetle is very important.

小蠹虫是鞘翅目小蠹科昆虫的总称，全世界约有220属，6000种左右，是林木害虫中一个极重要类群。

Generally,to solve the practical problem of bark beetle quarantine in imported timber and wooden packing material,we carried out the research of semiochemicals-trap application,morphological and molecular identification of bark beetle in this project,and the results would contribute to improving the whole level of bark beetle quarantine.

本研究从解决进境木材及木质包装材料携带小蠹虫检疫的实际问题出发，进行了信息化合物引诱技术在小蠹虫检疫中的应用，以及检疫性小蠹科昆虫形态与分子鉴定等一系列研究，为小蠹虫整体检疫水平的提高奠定了理论与实践基础。

If you agree the suggestion of barter business, we will exchange paper for your timber.

如果你方同意我们进行易货贸易的建议，我们将用纸与你们交换木材。

If you agree to our barter proposal, we will give you paper in exchange for your timber

如果你方同意我们进行易货贸易的建议，我们将用纸与你们交换木材。

However it can often be frust ating for a child when people are unable to pronounce their name.

但它往往可以令人沮丧的一个孩子当人们无法断言他们的名字。

All these compounds were obtained from this genus for the first time. Compound, 4-cumylphenol, was a new nature product.

所有化合物均为首次从本属海藻中分离得到，其中4cumylphenol为新天然产物。