source of crude中文是什么意思

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中文翻譯
造句

原礦儲(chǔ)量

source n. 1.源頭，水源，源泉。 2.根源，本源；來源。 3 ...
crude adj. 1.天然的，未加工的。 2.粗(制)的，低級(jí)的 ...
source rock-crude oil correlation 生油巖與原油的對(duì)比
crude adj. 1.天然的，未加工的。 2.粗(制)的，低級(jí)的；未熟的，生的；生硬的；粗糙的，粗雜的，粗魯?shù)摹?3.赤裸裸的；未加修飾的(現(xiàn)實(shí)情況等)。 4.【統(tǒng)計(jì)學(xué)】未整理的。 5.【語法】無詞尾變化的。 n. 原[生]材料，天然物質(zhì)；原油。 crude materials 原料。 crude (mineral) oil ＝crude petroleum 原油。 crude rubber 生橡膠。 crude manners 粗魯?shù)膽B(tài)度。 a crude method 粗暴的方法。 the crude birth rate 總出生率。 a crude fact 赤裸裸的事實(shí)，事實(shí)真相。 adv. -ly ,-ness n.
crude crude 至關(guān)重要的
source in 源盤
the source 舉報(bào)人
alaskan crude 美國(guó)阿拉斯加原油
antimony crude 生銻
arabia crude 阿拉伯原油
arabian crude 阿拉伯原油
asphaltic crude 含瀝青原油; 瀝青質(zhì)原油
base crude 原油
based on crude 以原油為基礎(chǔ)計(jì)算
benchmark crude 標(biāo)準(zhǔn)原油
bradford crude 布來得福特原油
coaginga crude 科體加原油
commingled crude 混合原油
concession crude 特許原油
conventional crude 常規(guī)原油
cost crude 成本油
crack crude 原油裂解
crude a estos 原石棉
crude alcohol 粗酒精; 粗制酒精; 普通酒精

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例句與用法

Rubber tree ( hevea brasiliensis ) is an important economic woody - crop in tropical areas . its latex is the unique source of crude rubber used in current industry . because of its special and important use , the rubber tree has been extensively planted in tropical areas . increase production is always the main target in rubber tree cultivation . since the ethrel was applied in increasing latex production in 1968 for the first time as a chemical stimulant , not only the latex production had been increased largely , but also a new set of rubber tapping system had been established , leading to a series of economic benefit . owing to ethrel " s extensive application , its side effects had been found more and more obviously , such as tapping dry , speeding up senescence , shortening the life span of rubber tree etc . in order to overcome the side effects and increase production more availably , for a long time , people had carried out lots of research work on cell level , membrane level , physiology and biochemistry of laticifer contents . but the mech anism why ethrel increased latex production was not yet understood completely . this study had cloned the ethylene receptor gene ( efrl ) from rubber tree , and researched the relationship between etrl expression in laticifers and ethrel stimulation on transcription level and protein translation level . the results were as follows : 1
但是，由于乙烯利應(yīng)用的普及，乙烯利刺激割膠引起橡膠樹發(fā)生死皮病及加速膠樹衰老，縮短膠樹壽命等副作用也越來越明顯。為了克服這些副作用，使乙烯利能更有效地刺激增產(chǎn)，長(zhǎng)期以來，人們?cè)诩?xì)胞水平、膜水平和乳管細(xì)胞內(nèi)含物的生理生化層面上進(jìn)行了大量的研究，但仍未完全了解乙烯對(duì)膠樹的作用機(jī)制。本研究從分子水平入手，克隆橡膠樹的乙烯受體基因( etr1 ) ，并在轉(zhuǎn)錄水平和蛋白質(zhì)翻譯水平上研究etr1基因在乳管細(xì)胞中的表達(dá)及與乙烯刺激的關(guān)系，取得了以下結(jié)果： 1

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