what is demerite globe
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Globe valve has the following demerits:
1. The fluid resistance of globe valve is big, therefore, it requires larger force when it is opened and closed.
2. Globe valve is not applicable to coking medium with larger particles and viscosity.
3. Globe valve has poor regulation performance.
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Globes serve purposes similar to some maps, but unlike maps, do not distort the surface that they portray except to scale it down. A model globe of Earth is called a terrestrial globe. A model globe of the celestial sphere is called a celestial globe.
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