美国能源部（DOE）宣布向两家生物燃料生产商提供总额近30亿美元的有条件贷款，目标是扩大可持续
航空燃料（SAF）和可再生柴油（RD）的产量。
英文原文如下：
US DOE commits nearly $3 bln in conditional loans to expand SAF production
The US Department of Energy (DOE) announced conditional loans totalling nearly $3 billion to two biofuel producers with the goal of expanding sustainable aviation fuel (SAF) and renewable diesel (RD) output.
