Check internal diameter of bearings.

检查轴承的内直径.

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Having a very small internal diameter.

具有非常小的内径的.

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A tube with a very small internal diameter.

'毛细管'.''一根内径十分细小的管子.

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The pump tubing had a suitable internal diameter to deliver the required flow - rate.

泵油管有合适的内部直径提供所需要的流量.

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Provided that no covered drain shall have an internal diameter of less than 100 mm.

但任何暗置排水渠的内径不得少于100毫米.

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Objective To observe normal citizen's LA's internal diameter and volume by two dimensional echocardiography.

目的用二维超声研究正常人左心房内径、容量.

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At the same time measure portal vein internal diameter and portal vein velocity.

同时测量门静脉管径、血流速度等指标.

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The bosh becomes larger from the tuyeres up to the maximum internal diameter of the furnace.

炉腹从风口开始上至高炉口径最大处变得大起来.

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