double-action

adj.

1. 双效的；双功能的
   working in two ways
   1. double-action tablets
      双效药片
2. 双动式的（准备射击和射击需分别进行的）
   needing two separate actions for preparing to fire and firing

1. Speed compensation characteristics of variable displacement of double-action vane pump
   新型平衡式变量叶片泵的速度补偿特性
2. Features double-action skin lightening.
   具有双重美白肌肤作用。
3. Double-action hydraulic drawing press tandem tin-plate mill
   双动薄板拉伸液压机串列式镀锡薄网板轧机
4. The experimentation study of double-action roller pump for electrical sprayer-used
   电动喷雾器用双作用滚柱泵的试验研究
5. This is particularly true for older single-action revolvers, but applies equally to some double-action revolvers or semiautomatic pistols.
   这一要求原本是针对老式单动转轮手枪的，但也同样适用于现代的双动转轮手枪和自动手枪。
6. Engine, piston, hydraulic or pneumatic ( excl. linear-acting) Simulation Research on Working Process of Low Energy-Consumption Blank-Holding Double-Action Hydraulic Press
   活塞液压或气压发动机（不包括线性作用的）低能耗压边双动液压机工作过程的仿真研究
7. The Design and Application of Custom-made Artificial Double-action Semi-knee Prosthesis
   定制化双动人工半膝关节假体的设计与应用研究
8. An engine's piston action may be classified as single-action, double-action, or opposed-piston.
   要注意的是，每个活塞是单向做功的，也就是说，动力只有活塞的一个面提供。
9. The speed-ratio curve of double-action parallel indexing cam mechanism has special property in shape, which makes it is not available from present transmission function, but designed purposely.
   双作用式平行分度凸轮机构对速比曲线的几何形态有特殊要求，这使得该机构的速比不能从同类机构现有运动规律中得到，而必须经过特殊设计。
10. Simulation Research on Working Process of Low Energy-Consumption Blank-Holding Double-Action Hydraulic Press
    低能耗压边双动液压机工作过程的仿真研究
11. Research on Motion Characteristics of Double-action Tri-linear Motor Reciprocating Pump
    （指机件）沿直线往复移动双作用三直线电机往复泵运动特性研究
12. Research for Instantaneous Flow on the Variable Displacement of Double-action Vane Pump
    变量双作用叶片泵瞬时流量研究
13. After analysis and comparison it is found that the vane will be in the optimal state of action when its heeling angle is zero in the double-action intra-vane pump.
    经分析，比较得出：在双作用子母叶片泵中，当叶片倾角为零度时，叶片受力状况最佳。
14. Optimal design of cam mechanism in double-action press
    双动压力机凸轮机构的优化设计
15. It can be widely used for every type single or double-action horizontal aluminum extrusion press.
    这一新技术可以广泛应用于各种吨位的单、双动卧式铝挤压机上。
16. This paper presented the working principle and structure of the double-action vane pump, analyzed its mechanism of variable displacement and characteristics of energy saving.
    本文介绍了双作用叶片式二次元件的结构和工作原理，分析了其节能原理和特点。
17. Computer simulation study on double-action cylinder lifting system testifies that the overall efficiency of hydraulic system in drop hammer type pile driver could be significantly increased when rational measures are employed.
    对双作用液压缸提升系统的计算机仿真研究证明采取合理的措施可以大大提高落锤式打桩机液压系统的总体效率。
18. The working principle and structure of the double-action vane pump was presented, its mechanism of variable displacement and characteristics of energy saving was analyzed, then the performance of the secondary component was studied.
    介绍了双作用叶片式二次元件的结构和工作原理，分析了其变量机理和节能特点，并对二次元件的性能特性进行了研究。
19. Use of PLC in the a double-action press control system
    PLC在双动压力机控制系统中的应用
20. Research on the Application of Double-action Vane-type Secondary Component in Vehicle Transmission System
    双作用叶片式二次元件在车辆传动系统中的应用
21. Working mechanism organ in double-action press consist of many links mechanism.
    双动压力机的工作机构为多连杆滑块机构。
22. Computer-aided kinematic analysis of multi-link mechanism in double-action press
    双动压力机多杆机构的计算机辅助运动分析
23. Simulation and Analysis of Power Characteristics on the Variable Displacement of Double-action Vane Pump
    新型双作用变量叶片泵功率特性仿真分析
24. Second, countermeasures concerning the geography curriculum resources development are identified as: ⅰ. The construction of geography curriculum resources is a basic safeguard of the smooth implementation of "Double-action learning plan and teaching plan geographical teaching mode".
    第二，地理课程资源建设的基本对策：（一）地理课程资源建设是地理双动两案教学模式顺利实施的基本保障。
25. Meanwhile, in the double-action two cases under the premise of teaching, active learning methods for students to guide teaching strategies is very helpful in the growth of geography teachers, also help to improve the teaching ability of geography teachers.
    同时，在双动两案教学模式的前提下，对学生积极进行学习方法引导的教学策略非常有助于地理教师的成长，也非常有利于提高地理教师的教学能力。