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- stage agent addition 分段加药
- The mechanical properties and corrosion-resistance of Al-5 %Mg and Al-10%Mg alloys with SJAM special agent addition and special permanent mold are studied. 通过在含Mg量为5%25和10%25的铸造Al－Mg合金中加入一定量的SJAM添加剂，并采用特殊的金属型铸造工艺，研究了这两种合金的机械性能和耐蚀性。
- The study demonstrates that organic calcium removal rate increases with increasing amount of decalcification agent addition, injected water, reactor temperature and reaction time. 结果表明:有机钙的脱除率随着脱钙剂加入量、注水率、反应温度、反应时间的增加而提高;
- Antiwear (AW) Agent Additive that is active in preventing damage caused by occurrence of solid phase welding between sling surfaces without local surface melting. 抗磨（aw）添加剂相互滑动的表面因发生相互摩擦会造成损坏。抗磨添加剂就是能有效防止这类磨损，同时又不会发生滑动的表面熔化的添加剂.
- Antiwear(AW)Agent Additive that is active in preventing damage caused by occurrence of solid phase welding between sliding surfaces without local surface melting. 抗磨(aw)添加剂相互滑动的表面因发生相互摩擦会造成损坏。抗磨添加剂就是能有效防止这类磨损，同时又不会令发生滑动的表面熔化的添加剂。
- There are many spotlights on the stage. 舞台上有很多聚光灯。
- Please dim out the stage for the final scene. 请在最后一场即将开演时使舞台灯光转暗。
- The singer was led off the stage by the maestro. 歌唱家由那位著名的指挥领着离开了舞台。
- I always get the jitters before I go on stage. 我登台之前总是感到紧张。
- She did the first stage of the trip by train. 她行程的第一段是乘火车的。
- She's wanted to go on the stage from an early age. 她从小就想当演员。
- The singer got the bird when she came out on stage. 这位歌手一出现在舞台上人们便以嘘声嘲弄她。
- The disease is still in its primary stage. 这疾病仍然在初发阶段。
- Negotiations were at a crucial stage. 谈判正处于一个关键的阶段。
- The technique is still at the experimental stage. 这项技术正处于实验阶段。
- The actors were booed off the stage. 演员被倒彩声轰下了台。
- The reform is at its critical stage now. 改革正处于关键阶段。
- The last few minutes before going on stage scow new actors up. 上台前的最后几分钟常常使新演员很紧张。
- A lot of electric lamps illumined the stage. 舞台由许多电灯照亮。
- He quitted the stage of politics. 他退出了政治舞台。
