一种医疗器械，包括医疗端部执行器和用户致动介质输送器。

A medical instrument includes a medical end effector and a user-actuated media transporter.

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摘要从报废的大型变压器介质油中分离得到动性球菌、假单胞菌、黄单胞菌等细菌，并对其形态和代谢进行研究。

The bacteria planococcus sp . , pseudomonas sp . and xanthomonas sp . obtained from the dielectric oil of a scrapped large - size transformer were studied on their states and metabolism.

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讨论了入射波数、入射角、不同介质组合以及孔的形状对孔附近动应力集中系数的影响。

The influences of wave Numbers, Angle of incidence, combination of different media parameters and cavity shape upon the DSCF around the cavity are discussed.

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