The simulations on the tube and the primary experiments on the adsorber combined by the unit tubes indicate that the heat and mass transfer performance of the adsorption unit tube is very good.

通过数值计算和由吸附单元管组合而成的吸附床的性能初步试验，证明该结构形式的吸附单元管具有优良的传热传质性能。

youdao

youdao

The traditional MRI unit is a large cylinder-shaped tube surrounded by a circular magnet.

传统的核磁共振装置是由一圆形磁铁包围的大型圆管。

youdao

The trouble began Jan. 31, when the Unit 3 reactor was shut down as a precaution after a tube break.

NPR: Calif. Reactors Might Be Retired If Restart Nixed

The future of the heavily damaged Unit 3 reactor, where the radiation leak occurred after a tube break last year, is not clear.

NPR: San Onofre Submits Draft Linked To Restart Bid

Edison has said that because of manufacturing differences, Unit 2's generators did not suffer the extent of deep tube wear witnessed in its sister plant.

NPR: San Onofre Submits Draft Linked To Restart Bid