Each of these subjects has proved to be a barrier to mass production of hydrogen fuel cars.

上述各科目已被证明是一个障碍大规模生产氢燃料汽车。

youdao

In order to build the DPF pressure drop model based on air intake flow, DPF bed temperature, soot and fuel charge, the paper has carried out a series of tests, collected a mass of data.

为了建立基于进气流量、D PF床温、碳烟以及喷油量的DPF压降模型，论文进行了一系列的试验，采集了大量数据。

youdao

By taking a different tack, Lilliputian Systems, a four-year-old Wilmington, Mass. firm, has produced a matchbox-size fuel cell that can put out enough electricity to run a laptop computer for days.

FORBES: Pip-squeak Power Plant

Rafsanjani himself has been accused of helping fuel the post-election unrest as part of recent mass trials of the remaining detainees over the past week.

CNN: Iranian reformist demands investigation into treatment of detainees