derv

音標(biāo)發(fā)音

The industry consider that derv has been too expensive.
工業(yè)界認(rèn)為柴油太貴了。
The process is here medium, every produce 10 biology derv to be able to produce 1 glycerine .
在此過程中，每生產(chǎn)10份的生物柴油就會(huì)產(chǎn)生1份的甘油。
The suspension from the estuary of Qagu River in Qingdao as an adsorbent, No. 0 derv and No. 32 engine oil as an adsorbate, the study on the property of oil adsorbed by the sediment in water was made.
采用青島大沽河河口的泥沙為吸附劑，0號(hào)柴油和32號(hào)柴油為吸附質(zhì)，以此來(lái)研究石油在水中懸浮物上的吸附特性。

But the other paras tell us that there is Petroleum Revenue Tax, some horrible Brownian complexity over the taxation of the extraction companies, fuel duty and excise taxes on petrol and derv plus VAT, and then the Climate Change Levy.
FORBES: National Geographic's Howling Ignorance About Fossil Fuel Subsidies