因pgm中使用大量的天然无机物，可有效地节约不可再生的石油资源。
As great amount of natural inorganic substances used in PGM, it can therefore save effectively irreproducible petroleum resources.
当前各国纷纷大力开发汽车代用燃料来降低汽车油耗和节约石油资源。
Nowadays, each country pays great attention to develop automobile alternate fuel to reduce the automobile fuel consumption and save fuel resource.
由于世界范围内石油资源的短缺，气候变暖，节约使用石油产品，减少污染物排放，已成为人们的共识。
Due to the worldwide shortage of oil resources, climate warming, economical use of petroleum products, reducing emissions, already became the consensus of people.
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