Test method for paraffin , naphthene , and aromatic hydrocarbon type analysis in petroleum distillates through 200 c by multi - dimensional gas 用多維氣相色譜法在200內(nèi)分析石油餾分中鏈烷烴環(huán)烷烴和芳香烴的試驗(yàn)方法
The results also show liaohe oil aloes turn heavier fr om low sulphur middle - paraphin base to low sulphur naphthene middle base 分析結(jié)果同時(shí)也證明,遼河原油確實(shí)在變重,由低硫中間-石蠟基向低硫環(huán)烷-中間基方向發(fā)展。
Test method for oxygenates and paraffin , olefin , naphthene , aromatic o - pona hydrocarbon types in low - olefin spark - ignition engine fules by gas chromatography 利用氣相色譜法對(duì)石蠟烯烴環(huán)烴和芳香性物質(zhì)在低烯烴引擎機(jī)油中氧化性的測(cè)定方法
Standard test method for paraffin , naphthene , and aromatic hydrocarbon type analysis in petroleum distillates through 200 c by multi - dimensional gas chromatography 用多維氣相色譜法分析通過(guò)200時(shí)石油餾份中石蠟環(huán)烷和芳烴類(lèi)型的標(biāo)準(zhǔn)試驗(yàn)方法
Standard test method for oxygenates and paraffin , olefin , naphthene , aromatic o - pona hydrocarbon types in low - olefin spark ignition engine fuels by gas chromatography 用氣相色譜對(duì)低烯烴火花點(diǎn)火引擎燃料芳香碳?xì)浠衔镱?lèi)型,環(huán)烴,烯烴,石蠟和氧化物的標(biāo)準(zhǔn)試驗(yàn)方法
We are seeking long - term suppliers of 5 - - 22 quality machine oils , most of which are of naphthene or intermediate bases . monthly demand is about 400 tons . other demands include 32 - 100 quality machine oils and various neutral oils , which are mainly used in dispensing various special lubricating materials 我公司是一家生產(chǎn)變壓器油為主的潤(rùn)滑油專(zhuān)業(yè)廠家,長(zhǎng)期求購(gòu)5 - - 22優(yōu)質(zhì)機(jī)械油,每月需求量2000噸左右,以環(huán)烷基和中間基為主,同時(shí)需求32 - 100優(yōu)質(zhì)機(jī)械油以及各種中性油。
We are seeking long - term suppliers of 5 - 22 quality machine oils , most of which are of naphthene or intermediate bases . monthly demand is about 400 tons . other demands include 32 - 100 quality machine oils and various neutral oils , which are mainly used in dispensing various special lubricating materials 我公司是一家生產(chǎn)變壓器油為主的潤(rùn)滑油專(zhuān)業(yè)廠家,長(zhǎng)期求購(gòu)5 - 22優(yōu)質(zhì)機(jī)械油,每月需求量2000噸左右,以環(huán)烷基和中間基為主,同時(shí)需求32 - 100優(yōu)質(zhì)機(jī)械油以及各種中性油。
By way of integrating the relative theories of marketing strategy and the present market situation of rubber oil and liaohe lube oil plant , it is concluded that naphthene type rubber oil shall take part in the middle - grade rubber oil target market competition while the aromatic type rubber oil shall take part in the low - grade rubber oil target market competition . the reason is that the former has the advantage of advanced total cost and the later has a variety of products 論文通過(guò)運(yùn)用市場(chǎng)營(yíng)銷(xiāo)學(xué)和市場(chǎng)競(jìng)爭(zhēng)戰(zhàn)略相關(guān)理論,結(jié)合橡膠油市場(chǎng)現(xiàn)狀和遼河潤(rùn)滑油廠實(shí)際情況,研究得出“環(huán)烷型橡膠油以總成本領(lǐng)先戰(zhàn)略參與中檔橡膠油目標(biāo)市場(chǎng)競(jìng)爭(zhēng),芳香型橡膠油以產(chǎn)品差別化戰(zhàn)略參與低檔橡膠油目標(biāo)市場(chǎng)競(jìng)爭(zhēng)”的結(jié)論,并提出了遼河潤(rùn)滑油廠保證總成本領(lǐng)先和產(chǎn)品差別化的措施。