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- Neutral The absence of acid or alkaline activity in a material. The presence of an equal concentration of hydrogen and hydroxyl group. Materials having a pH of 7. 没有酸性或碱性活动的物料。具相等份量的浓缩氢和氢物料。有着酸碱值为7的物料。
- Study on the aggregate alkaline activity test for the Three Gorges Project 三峡工程混凝土骨料碱活性检验研究
- What shall we grow in this alkaline soil? 我们应该在碱性土壤里种什么？
- alkaline activated sludge process(AASP) 碱性活性污泥法
- The office has been humming with activity. 办公室一直忙着搞活动。
- Becoming alkaline; slightly alkaline. 碱化的变成碱的; 弱碱性的
- The threat of war has depressed business activity. 战争的威胁使经济萧条。
- There has been a lot of activity in the town today. 今天市中心相当热闹。
- Test and study on alkaline activeness of rhyolite aggregate 流纹岩骨料的碱活性试验研究
- The town was humming with activity. 该市镇生气勃勃，呈现一片热闹的景象。
- Stamp collecting is my favorite activity. 集邮是我最喜爱的消遣。
- The store was a scene of great activity. 这家商店顾客盈门。
- He once engaged in anti-government activity. 他一度从事反政府的活动。
- The office is humming with activity. 办公室里一片忙碌。
- A center of interest or activity. 中心兴趣或活动的中心
- The alkaline solution may help to reduce acidity. 碱性溶液有助于降低酸度。
- Showing no optical activity in polarized light. 无旋光的极化光下无光学反应的
- An increase, as in movement or business activity. 进步，改进，改善运动或商业活动的进步或兴隆
- Indulgence in or pursuit of sexual activity. 纵欲; 追求肉欲对性行为的放纵或追求
- Lipase acts only in an alkaline solution. 脂肪酶仅在碱溶液中才起作用。
