These materials become quite soft and flexible above critical temperature.
这些材料在临界温度以上变得十分柔软和易于弯曲。
Elastic ball The ball valve is flexible, suitable for high temperature, high pressure media.
弹性球球阀的球体是弹性的，适用于高温、高压介质。
Elastic ball The ball valve is flexible, suitable for high temperature, high pressure media.
弹性球球阀的球体是弹性的，适用于高温、高压介质。
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