关塞，是汉语词汇， 拼音：guān sài 解释：1、边关；边塞。2、.指 函谷关 和 桃林塞。
中场前7分钟，塞萨尔的十指关险些再次被洞穿。 但范博梅尔的射门稍稍外出，擦门梁而出，国米得以化险为夷。
Cesar was almost beaten again seven minutes before halftime, but Mark van Bommel's deflected shot looped onto the top of the bar and to safety.
低产低压油井关井后，井筒内出现段塞流，测试资料表现出很长的早期段。
To low production and low pressure wells, low pressure makes liquid depth in bore hole to be low before it closed.
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