裂化重油
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... 探伤 crack detection 裂化燃料油 cracked fuel oil 起重机臂 crane boom ...
裂化柴油 cracked diesel oil; cracked fuel oil 自动化柴油发电机组分级要求 automatic diesel generating set requirements of classification ..
fuel oil cracked 馏出燃料油
·2,447,543篇论文数据，部分数据来源于NoteExpress
Since July, the growing list of reported troubles aboard the planes include a fuel leak, an oil leak, two cracked engines, a damaged cockpit window and a battery problem.
CNN: U.S., Japan ground Dreamliners over fire risk
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