因?yàn)?/c>那些地方是尋找有機(jī)物質(zhì)的理想場(chǎng)所,這些有機(jī)物質(zhì)保存了數(shù)個(gè)世紀(jì),可用來斷定年代及用于科學(xué)研究。
The contents of organic matter, total nutrient and available nutrient in fencing soil from Stipa grandis grassland were all increased.
大針茅草原圍欄封育樣地土壤的有機(jī)質(zhì)、全量養(yǎng)分和速效養(yǎng)分含量均有所增加;
Besides, this article, with chemistry monitoring means, analyzes that the poison in the bottom sediment is mostly organic matter.
文章還結(jié)合化學(xué)監(jiān)測(cè)方法,分析了大沙河底泥毒物主要為有機(jī)毒物。
Threshold of the organic matter abundance is not a constant and is a variable with the variety of thermal evolution temperature.
有機(jī)質(zhì)豐度下限值不是一個(gè)定值,正好相反,隨著熱演化溫度的不同,有機(jī)質(zhì)豐度下限值也不盡相同。
These by-products result from chemical reactions between chlorine used to disinfect water and organic matter normally present in it.
消毒水中的氯與其間產(chǎn)生的一些有機(jī)物質(zhì)之間會(huì)產(chǎn)生化學(xué)反應(yīng),所以會(huì)有這些副產(chǎn)物。
The lighter organic matter, the best soil, is literally gone with the wind.
重量較輕的有機(jī)物,最肥沃的土壤幾乎都被風(fēng)刮走了
The soil organic matter, nitrogen, available potassium in the drought white gourd forest were all highest.
土壤有機(jī)質(zhì)、氮素、速效鉀均以旱冬瓜林最高。
These compounds make up approximately 10 to 15% of the total organic matter in soils.
這些化合物占整個(gè)土壤有機(jī)質(zhì)總量的10-15%。
To convert(wood OR other ORganic matter)into a stony replica by petrifaction.
使石化使(木頭或其它有機(jī)物)通過石化作用轉(zhuǎn)變成為石質(zhì)復(fù)制品
To boost oxygen in the long term, organic matter must be buried beyond the reach of hungry bugs and beasts.
為了在長(zhǎng)期時(shí)間內(nèi)提高氧氣總量,有機(jī)物必須被埋入地底使得那些饑餓的蟲子和動(dòng)物吃不到。
type genus of the Bacillaceae; includes many saprophytes important in decay of organic matter and a number of parasites.
桿狀菌科的一個(gè)模式屬;包括對(duì)于有機(jī)物和一些寄生蟲的腐爛起重要作用的腐生物。
A new cohort of 'bots that make energy by gobbling organic matter could be the beginning of truly autonomous machines.
一種靠“吞食”有機(jī)物“發(fā)電”的新型機(jī)器人可能成為真正的自給型機(jī)器人的序幕。
It is less destructive to soil than conventional tillage and is believed to help soil retain more organic matter and moisture.
它對(duì)土壤的破壞性比常規(guī)耕種法小,被認(rèn)為有助于土壤保持更多有機(jī)物質(zhì)和更大濕度。
Most of that energy is released when the plant dies and decays. However, sometimes organic matter is buried before it decays completely.
大部分能量在植物死亡和腐敗的時(shí)候就被釋放了。讓比爾,有時(shí)有機(jī)質(zhì)會(huì)在完全腐爛之前被埋藏。
Selenium closely relates to organic matter and the status of the occurrence of the majority of selenium is bound to organic matter.
硒與煤中的有機(jī)質(zhì)關(guān)系密切,大部分硒的賦存狀態(tài)是被有機(jī)質(zhì)束縛。
It is usually divided based on the organic geochemical method combined with the optical characteristics of organic matter.
沉積有機(jī)相的區(qū)分主要依據(jù)源巖有機(jī)質(zhì)的地球化學(xué)性質(zhì)和光性特征。
Litterfall will be collected regularly and litter fall bag method will be used for determination of organic matter decomposition in situ.
現(xiàn)地定期收集枯落物,并采用枝葉袋法測(cè)定落葉之分解;
Then it's on to another tank, where oxygen is bubbled in, enabling bacteria to break down any organic matter in the wastewater.
然后水到了另一個(gè)池中,在那里氧氣冒泡,使細(xì)菌能夠分解廢水中的有機(jī)物。
Hydrogen sulfide is a colorless gas that smells strongly of rotten eggs and is produced naturally by the decomposition of organic matter.
硫化氫是無色氣體,味道強(qiáng)烈,聞起來臭雞蛋。是一種自然產(chǎn)生的有機(jī)物質(zhì)。
It is not always practical or economic to recover energy from organic matter.
從有機(jī)物質(zhì)中提取能量并非總是很實(shí)用或經(jīng)濟(jì)的。
The combined modified bentonite was able to adsorb both metal ions and organic matter efficiently.
有機(jī)改性后的膨潤(rùn)土對(duì)有機(jī)物具有較強(qiáng)的吸附能力;
Incorporate lime and fertilizer according to a soil test report but do not incorporate organic matter.
根據(jù)土壤的測(cè)試報(bào)告加入適量的石灰和肥料,不要加入有機(jī)物。
Colonization of a calcareous stripmine spoil by earthworms promoted incorporation of organic matter.
在石灰質(zhì)露天礦引入蚯蚓,可促進(jìn)有機(jī)物的結(jié)合。
The structure of nacreous layer is characterized as a form of "brick wall" , laying the "bricks" with organic matter and aragonite slices.
珍珠層呈現(xiàn)“磚墻”結(jié)構(gòu)特征,由有機(jī)質(zhì)將文石小板片如“砌墻”般壘積而成。
The permafrost contains immense amounts of frozen organic matter that have been accumulating for millennia.
永久凍土層經(jīng)過千萬年的累積,包含了巨量的凍僵的有機(jī)物。
Introduced are log responses, organic matter features of oil source rock and its qualitative and quantitative evaluation methods.
介紹了生油巖的測(cè)井響應(yīng)特征、有機(jī)質(zhì)特點(diǎn)及生油巖定性、定量評(píng)價(jià)方法。
This paper analysed characteristics of organic matter abundance, types, maturity and thickness distribution of the Cambrian source rocks.
本文分析了該區(qū)寒武系烴源層的有機(jī)質(zhì)豐度、類型、成熟度及厚度展布特征;
As the growth of cypress forces, the content of soil n, p, k, organic matter showed the trend of shock downward as a cosine function.
柏木林的生長(zhǎng)對(duì)土壤酶活性具有一定抑制作用,大部分指標(biāo)顯示出震蕩下降或連續(xù)下降的趨勢(shì);