Oil and gas are carried by high pressure through vertical fractures.
油气运移以垂向为主，以高压作动力，断裂为通道。
The pressure drop in horizontal cyclone is only a half of that in vertical type.
卧式旋风筒内压损较小，仅为立式旋风筒的一半。
Whether the vertical capacity of single pile can be estimated according ultimate pressure?
能否根据压桩终压力预估单桩极限承载力?。
Whether the vertical capacity of single pile can be estimated according ultimate pressure?
能否根据压桩终压力预估单桩极限承载力?。
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