但由于重质燃料油与轻柴油在燃油理化特性等方面具有明显差别，在缸内燃烧方面仍然存在许多问题。
Because of much difference in physical and chemical characteristic compared with light diesel oil, heavy diesel fuel makes many problems in fuel combustion on those engines.
通过实验观察，电磁力对金属凝固组织及对金属铸锭表面形态所产生的影响，在不同的作用条件下其效果具有明显差别。
The function effects of electromagnetic force acted on the structure of solidified metal and the surface modality of metal casting are remarkably distinct under different input conditions.
读小说也需要想象，但读小说需要的“现实想象”和读诗歌的“非现实想象”具有明显的差别。
Reading the novel also need to imagine, but need to read the novel "imagined reality" and the poetry reading of "non-realistic to imagine" a clear difference.
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