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- Development and Study of Combination Directed Valve Trays 组合导向浮阀塔板的开发研究
- A new type of digital directional valve is presented. 给出了一种新型电液数字换向阀。
- K25J series 5/2-ways directional valve is a product jointly designed by first ministry of machinery have streamlined structure and reliable actions. K25J系列二位五通截止式换向阀,是一机部换向阀联合设计产品,具有结构合理,动作可靠。
- K23JD-BW series is plate fitting shut-off directional valves 3/2 way. BW系列是二位三通单气控板接截止式换向阀。
- GDQ pneumatic high vacuum flapper valve uses solenoid directional valve to change the direction of air passage,controls the actuating cylinder to drive the valve openedclosed. GDQ型气动高真空挡板阀是通过电磁换向阀改变气路方向,控制执行气缸驱动阀门作启闭运动。
- combined directional characteristic 复合方向性
- HAWE variable piston pumps, proportional directional valves and directional seated valves have a widely application in mining machines. 简 介: HAWE品牌变量柱塞泵,比例多路阀,截止式换向阀等众多产品广泛应用在掘进机,采煤机,刮板运输机和行走支架等煤炭机械上。
- GDQ pneumatic high vacuum flapper valve uses solenoid directional valve to change the direction of air passage, and controls the actuating cylinder to drive the valve opened and closed. GDQ型气动高真空挡板阀是通过电磁换向阀改变气路方向,控制执行气缸驱动阀门作启闭运动。
- The solenoid is used for wet-type electromagnet valve on the power supplies of DC up to 220V as the power elements of REXROTH electromagnetic direction valve. 适用于单相桥式全波整流的直流电源,电压至220V的电路中,作为力士乐六、十通径螺钉连接的电磁换向阀的动力元件。
- GIQ pneumatic high vacuum butterfly valve uses solenoid directional valve to change the direction of air passage,controls the actuating cylinder to drive the butterfly valve openedclosed. 简单介绍: GIQ型气动高真空蝶阀是通过电磁换向阀改变气路方向,控制执行气缸驱动蝶阀作启闭运动。
- three position directional valve 三位换向阀
- The two parties have combined to form a government. 两党已经联合起来组成政府。
- water hydraulic directional valve 纯水换向阀
- The combined fleet is armed to the teeth. 这支联合舰队全副武装。
- Basing on the discussion of principle and characteristic of direct digital frequency synthesis(DDS) and phase-locked loop frequency synthesis(PLL),a design scheme of frequency synthesizer combining direct digital synthesis used for modern radio is given. 介绍了DDS(直接数字频率合成)技术及PLL(锁相环)频率合成技术的工作原理及特点,给出了现代电台设计中基于DDS的频率合成器的设计方案。
- Conclusion A practical method for the early diagnosis of RSV infection was developed by combining direct smearing with rapid cell culture, which was rapid, sensitive and practical. 结论将直接涂片法与快速细胞培养法同时应用于RSV感染的早期诊断,既能及时提供检测结果,又能提高诊断的敏感性,是对RSV感染进行早期诊断的实用方法。
- electro-hydraulic proportional directional valve 比例方向阀
- In sum, theory must be combined with practice. 总之,理论必须同实践相结合。
- Combining directives between these two groups is allowed in most cases, but combining them among themselves is not allowed. 大多数情况下,允许在这两个组之间组合指令,但不允许在它们自身当中组合指令。
- electrohydraulic proportional directional valve 电液比例方向阀