立木材積 的英文怎麼說
中文拼音 [lìmùcáijī]
立木材積
英文
standing stock- 立 : 動1 (站) stand; remain in an erect position 2 (使豎立; 使物件的上端向上) erect; stand; set up...
- 木 : Ⅰ名詞1 (樹木) tree 2 (木頭) timber; wood 3 (棺材) coffin 4 (姓氏) a surname Ⅱ形容詞1 (木...
- 材 : 名詞1 (木料) timber 2 (泛指可以直接製成成品的東西; 材料) material 3 (供寫作或參考的資料) ma...
- 積 : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
- 木材 : wood; timber; lumber; log; lignum木材廠 timber mill; 木材防蟲 wood protection against pest; 木材...
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Hongxing forestry is rich in natural resources, it has 15. 5million cubic meters of active timber reserves, in addition, it has more than one hundred kinds of trees such as korean pine, larch dragon spruce, fir, birch, oak and manchurian ash, etc, gold and iron, etc, many kinds of metal mines, such as abound in free burning coal, marble and limestone deposits ; hundreds of wild medicine materials with developing prosperity, such as acanthopanax, fruit of chinese magnoliavine and dangshen, etc
紅星區自然資源相當豐富,活立木總蓄積1550萬立方米,有紅松、落葉松、雲冷杉、樺木、曲柳等百余種樹木;黃金、鐵等多種金屬礦,長焰煤炭、大理石、石灰石等儲量豐富,礦質優良;刺五加、五味子、黨參等幾百種野生藥材頗有開發前景。The variable parameter taper equation, which was suitable to pin us elliottii plantation form changing law, was built with the sample wood datas on the basis of the research of about form shape in the tree mensuration, one - dimensional volume table, two - dimensional volume table, one - dimensional timber - produced rate table for timber assortment, and two - dimensional timber - produced rate table for timber assortment were complied based on the above
摘要在樹干形狀研究的基礎上,利用樣木資料建立了一個適合濕地松人工林干形變化規律的可變參數削度方程,據以編制了一元材積表、二元材積表、一元材種出材率表和二元材種出材率表,這些數表經檢驗誤差較小,精度較高,可在林業生產上推廣應用。The displacement method, on the other hand, can be used to obtain accurately the cubic volume of any part of the tree.
另一方面,排水法可用來精確求得樹木任一部分的立方材積。Within the working circle, there are abundant natural resources, and the total forestry accumulation amounts to 12million cubic meters, abounds in the oil timbers such as korean pine, dragon spruce, birch, ash tree and the distinguished medicines such as ginseng, astrgalus monghilicus, wilsonu and schisandra chinensi
林區內自然資源豐富,森林總蓄積1200萬立方米,盛產紅松、冷雲杉、樺木、曲柳、柞木等優質木材和人參、黃芪、刺五加、五味子等名貴藥材。Study on establishment of the volume table of standing timber of poplar tree in north of anhui province
皖北楊樹二元立木材積表的編制The researchers say growing stock increased in twenty - two of the fifty countries. and, in about half of the fifty, biomass and carbon storage also increased
研究者稱,在50個國家中有22個國家的立木材積量在不斷增長。另外,約有一半的國家生物量和碳貯存量仍在增長。Through the stand investigation by setting up the sample site, the investigation results showed that the average dbh of 15 - year - old alniqhtllm fortunei planted under nature was 60 % larger than that of 17 - year - old pinus massoniana plantation under the same condition, the average tree height of the above was 38 % larger than that of the latter, the average single - tree volume of the above was 3. 2 times higher than that of the latter, the above showed the absolute dominance in stands
摘要設立標準地進行林分調查,在標準地中選取擬赤楊標準木進行樹干解析,採用生長對比方式分析擬赤楊在馬尾松人工林中的生長情況,調查結果表明,在同一環境條件下, 15年生天然下種的擬赤楊比17年生馬尾松人工林平均胸徑大60 % ,平均樹高高38 % ,平均單株材積大3 . 2倍,在林分中表現出絕對優勢。In addition to this, in view of the rapid growth of china s economy, opportunities also appear for offering various types of services it, building and associated services, etc. to the chinese market
拉脫維亞有著歐洲最富有的森林資源之一,森林覆蓋面積占國土面積的45以上,不斷增長的木材儲備總量達5 . 5億立方米。Growing from south alaska to north - west california, and becoming biggest among spruces. forests well developing in washington and british columbia
分佈區域由阿拉斯加州南部至加利福尼亞州西北部?在雲杉屬中是立木材幹最巨大者?在華盛頓州與大不列顛哥倫比亞省立木畜積量豐富。Firstly, the people preferred the economic benefit of forest to the ecological benefit in the past old planned economy system. secondly, the resource of natural evergreen broad - leaved forest is destroyed and increasingly exhausted because of the population increment and the science and technology advancement. thirdly, we suffer from a gre at dread of the frequent natural - calamities and the continual deteriorated environment people began to be aware of the importance of the natural evergreen broad - leaved forest to human race and the protection for it
在我國,生態保護小區的建立有其深刻的歷史背景: ( 1 )舊的計劃經濟體制偏重於對森林木材採伐加工的利用,甚至盲目地追求森林採伐加工的經濟利潤,忽視了森林的最主要生態功能,造成大面積天然闊葉林遭受破壞; ( 2 )人口增長引發毀林開荒,科技水平提高引起木業的飛速發展,這些導致天然闊葉林資源日益枯竭; ( 3 )頻繁自然災害、不斷惡化的環境使人類蒙受巨大經濟、社會損失。Suqian is the hometown of poplar and has a wood accumulation volume of 7, 000, 000 cubic meters
宿遷是中國楊樹之鄉,全市木材蓄積量達700萬立方米Forest coverage of the whole county is 787, 000 ha, is 87. 5 % of the total area of the county
全縣林地面積78 . 7萬公頃,佔全縣總面積的87 . 5 ,活力木蓄積量7205萬立方米,年可提供商品木材40萬立方米。分享友人