Objective To observe the effect of pain control by epidural anesthesia (PCEA) after cesarean section on parturient colostrum and intestine exhaust.
目的观察剖宫产术后使用硬膜外麻醉自控镇痛（PCEA）对产妇初乳分泌及肠排气的影响。
To solve the problem existing in charge work section, and exhaust the leakage in management, this system provides the oil machine's data automatic collection function.
为了解决加油站在加油收费环节中存在的各种问题，杜绝管理上存在的漏洞，本系统提供了加油数据自动采集功能。
The vertical section of the exhaust pipe immediately following the sea water entrainment must be straight. Elbows or other changes in direction will cause the sea water to drop out of suspension.
排气管垂直部分如果要迅速带走海水则必须是直管，转弯或其他改变方向的管路将导致海水留存。
According to the requirements of automobile exhaust pipes on material and its properties, a high strength and toughness nodular cast iron of thin section castings has been developed.
针对汽车发动机排气管材质及性能要求，研制了一种薄壁高强韧铸态球墨铸铁排气管，确定了其化学成分和铸造工艺。
Install cylinder head, intake manifold, and exhaust manifold, refer to cylinder head installation in this section.
安装汽缸盖，进气歧管和排气管，请参阅本部分的汽缸盖安装。
The calculation model of the environmental traffic capacity about highway section is put forward through utilizing the box model of vehicle exhaust gas in this paper.
本文运用机动车尾气扩散箱型模式建立路段环境交通容量计算模型。
Under normal "at sea" condition the exhaust gas section to supply heat capacity for machinery and Ship services.
正常航行状态由废气侧供给机器和船舶使用的热量。
Under normal "at sea" condition the exhaust gas section to supply heat capacity for machinery and Ship services.
正常航行状态由废气侧供给机器和船舶使用的热量。
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