密封系统 sealing system ; seal system ; system ; A complete Sealing system
弹性密封系统 resilient sealing system
轴封系统 gland stealing system ; gland seal system
汽封系统 turbine steam seal system ; gland sealing steam system ; steam sealing system
密封系数 gasket factor
联想冰封系统 ICEBOUND
非密封系统 unsealed system
二级密封系统 secondary containment system
汽轮机汽封系统 turbine steam seal system
这些月坑“真像是太阳系封尘古远的阁楼，”NASA总部的首席月球科学家迈克尔•瓦格（Michael Wargo）如是说。
These craters are “really like the dusty attic of the solar system, ” said Michael Wargo, the chief lunar scientist at NASA headquarters.
大坝在封拱之后、整体向右岸侧移，其成因经分析认为系二岸温差所致，并将引起较大的坝体应力。
The shifting of the whole dam to right bank after dam grouting was caused by the temperature difference of the banks.
成藏期晚和第三系欠压实泥岩形成大面积的压力封盖，有利于天然气的保存。
Late pool forming periods and the Tertiary undercompacted mudstone forming large area of pressure sealings are advantageous to the preservation of natural gas.
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