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- A two-step anaerobic digestion process applied to the treatment of primary sludge was investigated in continuously stirred tank reactors (CSTR). 摘要实验通过运行连续搅拌反应器(CSTR)，对城市初级污泥的两步嗜热厌氧消化进行了研究。
- The results show that combined coagulated sludge by polyaluminium chloride plus polyacrylamide has better digestibility than excess sludge or primary sludge coagulated only by polyaluminium chloride. 建议采用聚丙烯酰胺类絮凝剂与铝类混凝剂联合处理的方法来降低铝的用量,以提高混凝污泥后续处理的效率。
- Ultrasonic enhancement of primary sludge dewatering 超声波强化一次污泥沉降与脱水性能的研究
- Mesophilic co-digestion of primary sludge and kitchen garbage 初沉污泥和厨余垃圾的混合中温厌氧消化
- The disease is still in its primary stage. 这疾病仍然在初发阶段。
- Study on primary sludge hydrolysis as biological nitrogen and phosphorous removal 初沉污泥作为生物脱氮除磷快速碳源的转化因素研究
- The little boy left primary school at eleven. 这个小男孩十一岁时小学毕业。
- Sure. We are friends since primary school. 当然，我们从小学就是朋友了。
- I started primary school when I was 5 years old. 我五岁时开始读小学。
- A primary cause of Tom's failure is his laziness. 懒惰是汤姆失败的主要原因之一。
- Primary school teachers use a lot of visual aids. 小学教师使用大量的视觉教具。
- Love and hatred are primary emotions. 爱和恨是基本的情感。
- The Democratic primary was held this month. 民主党候选人初选於本月举行。
- Primary education comes under the umbrella of local government. 小学教育受地方政府的保护。
- He only accepted the primary education off and on in his childhood. 他小时候只断断续续地接受过初等教育。
- The primary reason for advertising is to sell more goods. 做广告的根本目的是要多出售货物。
- Collins was nosed out by his opponent in the primary. 柯林斯在初选中就被他的对手击败了。
- Not derived from something else; primary or basic. 基本的不是从它物派生的; 原本的或基本的
- We lost the New Hampshire primary. 我们在新罕布夏州的初选失利了。
- We regard husband and wife as the primary units of the family. 我们把夫妻视为家庭的基本成员。
