On the selection of the main materials in the ground heating system;
关于地暖系统中主要材料选择问题的探析
Code name of the main commercial timber
GB/T17663-1999主要商品木材树种代号
"One of the most important products of the forests of Aerenal, densewood is a strong, hard heavy wood similar to iron in its properties."
铁木:铁木是产自阿尔而娜尔森林的主要木材,这种坚硬沉重木材可以代替普通的铁来制作物品。
The wood of this tree, used mainly for decorative cabinetwork.
紫檀木材这种树的木材,主要用来作装饰用的细木工家具
Tree seedlings of major species for afforestatio
GB6000-1985主要造林树种苗木
Any of various extinct, chiefly carboniferous trees of the genus Calamites, related to the modern - day herbaceous horsetails(Equisetum.
芦木一种芦木属主要生长于石炭纪的、现已灭绝的树木,与现代的草本马尾草(芦木属)有一定联系
an unsaturated primary alcohol present in wood spirit; use to make resins and plasticizers and pharmaceuticals.
木醇中一种主要的不饱和醇,用于制树脂、可塑剂和药品。
A New Poplar Variety ‘Lulin-3’ for Plywood and Pulpwood
杨树胶合板材纸浆材新品种‘鲁林3号杨’
A New Poplar Variety 'Lulin-2' for Plywood and Pulpwood
杨树胶合板材纸浆材新品种‘鲁林2号杨’
A New Poplar Variety 'Lulin-1' for Plywood and Pulpwood
杨树胶合板材纸浆材新品种‘鲁林1号杨’
Big and tall trees must be chosen to establish windbreak forests.
防风林一定要选用高大的树木品种。
They must think of it as plant- mg trees. A tree takes a generation to reach maturity.
应该认识到,育人就像种树一样,需要一代(二十到三十年)时间才能使树木长大成材。
three staples exchange
三种主要商品交易所
There are two main kinds of timber trees-softwoods and hardwoods.
用材树种有两大类--软木材与硬木材。
Tree seedling quality grading of major species for afforestation
主要造林树种苗木质量分级
Ripping logs--Species--Main application
GB/T143.1-1995锯切用原木树种、主要用途
Analysis on China s Major Timber Product Import in 2005;
2005年我国主要木材产品进口分析
Analysis on China s Major Timber Product Import in 2004;
2004年我国主要木材产品进口分析
Analysis of China s Imports and Exports of Major Timber Products in 2002;
2002年我国主要木材产品的进出口分析
本网站所收集内容来自网友分享仅供参考,实际请以各学校实际公布信息为主!内容侵权及错误投诉:1553292129@qq.com
CopyRight © 2020-2024 优校网[www.youxiaow.com]版权所有 All Rights Reserved. ICP备案号:浙ICP备2024058711号