| 单词 | propene |
| 例句 | Thus, propane, propene, and propyne follow the same pattern with three carbon molecules, butane, butene, and butyne for four carbon molecules, and so on. Biology for AP Courses 2022-06-09T00:00:00Z Chemical plants break down long hydrocarbon molecules in crude to produce a smorgasbord of smaller molecules, such as ethene, propene and benzene — all important precursors to polymers. How fracking Is upending the chemical industry 2017-10-03T04:00:00Z Global annual production of ethene and propene exceeds 200 million tonnes, about 30 kilograms for each person on the planet. Seven chemical separations to change the world 2016-04-25T04:00:00Z Petrochemical factory LCY Chemical Corp. was using the pipes to get propene for its factories. Taiwan's Year of Deadly Disasters: The Real Demon 2015-07-01T04:00:00Z The pipeline was leaking nearly four tons of propene every hour as pressure dropped at around 8:45 p.m. Taiwan explosions probe focuses on petrochem firm 2014-08-02T04:00:00Z "The leak was very far from the explosions, because propene was leaking and spreading through the sewer system everywhere," Chen said in a telephone interview. Taiwan explosions probe focuses on petrochem firm 2014-08-02T04:00:00Z One of those building blocks is propene, arguably the second most important product of the chemical industry after ethene. How fracking Is upending the chemical industry 2017-10-03T04:00:00Z |
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