Before travelling we must ensure the availability of petrol and oil.
旅行前，我们必须确保能够买到汽
。
Before travelling we must ensure the availability of petrol and oil.
旅行前，我们必须确保能够买到汽。
Check the engine oil level regularly.
要时常检查量。
Preparation of EGD air-cooling two-stroke-cycle gasoline engine oil and TC-W3 water-cooling two-stroke-cycle gasoline engine oil was studied by using hydroisomerizing base oil.
在对加氢异构化理化
对抗氧剂感受能
究的基础上,并作为基础制了EGD风冷二冲程汽TC-W3水冷二冲程汽。
The copper ion content is determined with direct spectrophotometry after the engine oil was incinerated,dissolved with acid and developed with Neocuproin-Hydroch lorid Monohydrat.
灰化、酸溶解后,新亚铜灵显色、直接光度法测定铜离子含量,样品回收率在92。
声明：以上例句、词
分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
