求翻译：nwt气缸在无负载的情况下使用，完成动作的次数是多少？简单的来说就是气缸的使用寿命。vesta的密封圈使用的是哪个系列的氟橡胶，在市场上有多大优势？是什么意思？

the nwt cylinder in the case of no-load use, the number of completed actions? Simply means that the cylinder life. The vesta seal which range of Viton, there is much advantage in the market?

nwt cylinder under no load conditions, complete the move the number? It is simple to say that life of the cylinder. vesta's seal which is used by the series of fluorine rubber on the market, there is little advantage?

Does the nwt air cylinder use in the non-load situation, how many completes the movement the number of times is? Simple is the air cylinder service life.Which series fluorine rubber does the vesta seal packing collar use is, has the big superiority in the market?

NWT cylinder use under no load conditions, number of completed action is how much? Simple is the service life of the cylinder. Vesta seals using which series of fluorine rubber, any significant advantage in the market?

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