DMC has a good blending octane, it does not phase separate in a water stream like some alcohols do, and it is both low in toxicity and quickly biodegradable.

DMC具有良好的混合辛烷值，它不像醇难于与水分层，具有低毒性，并能迅速生物降解。

youdao

The car pinged when I put in low-octane gasoline.

我加了低辛烷值的汽油之后，汽车经常爆缸。

youdao

A continuous process to upgrade low-octane virgin, thermal, or heavy catalytically cracked naphthas into high-octane components for motor or aviation fuel blending or petrochemical usage.

将低辛烷值直馏馏分、热裂化或催化裂化重石脑油改质为高辛烷值组分用于车用或航空燃料调合或石油化工的连续过程。

youdao

We currently in the U.S. are using ethanol in engines detuned for low octane gas. (actually, using 10% or less, ethanol as most cars do now, the mpg loss for ethanol is not as great as the Heat Value would predict either).

FORBES: Big Corn Gets Bigger: America's Ethanol Decade

Fuel prices in the impoverished South American country, which had been frozen for almost a decade, will now rise by 73% for low-octane petrol and 83% for diesel.

BBC: Strike over massive Bolivia fuel price rises begins

The man we used to call Sir Fred played the high-octane game of low interest rates and aggressive acquisition, which many others were playing.

BBC: Fred Goodwin: A very British humiliation