Resinification of furfural on the catalyst was the main cause of deactivation.
糠醛树脂化结焦是导致催化剂失活的主要原因。
| 单词 | main cause |
| 释义 |
main cause
英语例句库
Resinification of furfural on the catalyst was the main cause of deactivation. 糠醛树脂化结焦是导致催化剂失活的主要原因。 Conclusion The main cause of pylic countercurrent is the pylic high pressure, the ... 结论门静脉高压是门静脉逆流的基础，肝动脉门静脉瘘可加重逆流。 Conclusion:The main causes of the disease might be of the retrogressive metamorphosis,compens... 保留脊柱后结构的髓核摘除、椎管扩大减压的手术效果是满意的。 The main causes resulting in this situation are intense compaction, pressure solution, cementation, filling, carbonatization and recrystallization, but... 文中还论证了地表样品中识别埋藏古溶蚀的标志。 Results Dentigerous cyst is one of the main causes of embedded teeth,only second to retained deciduous teeth,dental crowding. 结果含牙囊肿是前牙骨埋伏阻生的一个重要因素,仅次于乳牙滞留、早失和间隙不足。 The main causes of out-paties syncope include anxiety and fear, hypoglycemosis, drug allergic, environmental factors, posture and debility etc. 低血糖晕厥;药物过敏性晕厥;环境因素引起的晕厥;体位因素引起的晕厥;体质虚弱性晕厥等。 The main causes of dystocia of vertex presentation were occiput malpresentation, macrosomic infant, uterine atony, abnormal pelvic and genital tract. 导致头位难产的主要因素依次为胎头位置异常、巨大儿、宫缩乏力、软产道及骨产道异常。 The insufficiency of perforating veins is the main cause resulting in the recurrence of varicose veins after varicotomy in lower extremities. 交通静脉功能不全是导致下肢静脉曲张术后复发的主要原因。 The experimental results showed that the TGN additives and embeded particles were the main causes of improving the performances of the coating. 实验结果还表明,TGN添加剂和复合浆液的加入是改善镀层性能的主要原因。 Agitation of patients with general anaesthesia during analepsia period is very dangerous,of which inhalation anesthesia maybe its main cause among many causative factors. 全麻术后苏醒期患者躁动的危害性极大,其诱发因素很多,其中吸入麻醉可能是主要原因。
原声例句
历年英语六级听力真题（含译文） One of the main causes of these accidents? 这些事故的主要原因之一是什么呢？ Osmosis-内分泌 There are two main causes of hypogonadism. 性腺功能减退有两个主要病因。 VOA Special 2016年9月合集 Untreated sewage was the main cause of this, it said. 报告解释称，未经处理的污水是致病污染的主因。 当月 CNN 10 学生英语 We don't know if it's the main cause. 我们不确定这是否是主要原因。 历年英语六级听力真题（含译文） Today's crisis in care for older people in England has two main causes. 今天英格兰老年人护理危机有两个主要原因。 CNN 听力 2014年7月合集 The main causes of deforestation can be classified into three categories. 森林砍伐的主要原因可以分为三类。 BBC 听力 2017年11月合集 It concludes that human activity is the main cause of global warming. 报告得出结论，人类活动是导致全球变暖的主因。 心理学小课堂 To this day, the main cause of schizophrenia is still under debatet. 直到今天，精神分裂症的主要病因仍在争论之中。 Osmosis-消化 Importantly, cystic fibrosis is the main cause of chronic pancreatitis in children. 有一点很重要，即囊性纤维化是儿童慢性胰腺炎的主要病因。 流利说 One of the main causes of car accidents is driving too fast. 汽车事故的主要原因之一是开得太快。 环境与科学 This is one of the main causes of infant mortality in the country. 这是该国婴儿死亡的主要原因之一。 经济学人-科技 The other suffers from Stargardt's macular dystrophy, its main cause in children. 另一位是隐性黄斑营养不良症患者，这是儿童致盲的主要原因。 VOA Special 2019年7月合集 The main cause of heart attacks and strokes are blockages in blood vessels. 造成心脏病和中风的主要原因是血管堵塞。 Osmosis-防疫 COVID-19 ARDS and shock are the main cause of death for people with infection. ARDS、休克是重症患者死亡的主要原因。 VOA Special 2019年12月合集 The main cause appears to be higher rates of death among middle-aged Americans. 主要原因似乎是美国中年群体的死亡率上升。 慢速美音 These oils are the main cause of " trans fats" in some processed foods. 这些氢化油是一些加工食品中“反式脂肪酸”的主要成因。 VOA Special 2014年4月合集 Foreign intervention is the main cause of an increased security in the country. 外国干预使得该国安定局面进一步好转。 VOA Special 2018年10月合集 The main cause of the suspicion developed from a financial investment made years earlier. 怀疑的主要原因是几年前的一项金融投资。 VOA Special 2021年2月合集 Scientists have found this gene to be the main cause of aging in cells. 科学家发现这个基因是导致细胞衰老的主要原因。 AP 听力 2014年9月合集 Multiple buildings are seen damaged, and broken gas mains caused fires in several neighborhoods. 许多房屋被损毁，煤气管道破裂造成许多附近的居民区发生火灾。 |
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