现在由于开放式解决方案的尺寸和成本的优势，在手动阀上装配位置反馈也变得更有吸引力。
Fitting valve position feedback on manual valves now also becomes a more attractive option with the size and cost of the open solution.
产品稳定性强：设有自动延时停机装配和突然停电手动保护铁氟龙带，增长皮带寿命。
The productstability is strong: automatic delay stop assembly and blackout manualprotection belt, increase the service life of the belt.
介绍了一种国旗手动升降机构的设计、工作原理及装配过程。
The design, operating principle and fitting process of hand-operated going up and down mechanism of national flag are introduced in this paper.
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