Objective Discuss sterilization effect of B-class pulsation table top vacuum pressure steam sterilizer for dental handpiece.

目的探讨B级脉动真空压力蒸汽台式灭菌器对牙科手机的灭菌效果。

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SZKX series has self-cooling sealed structure and in use for B-class insulation material, so possesses features of less maintenance, reliable operation and long life.

本电动机采用封闭型自冷结构和B极构缘材料，维护少、运行可靠、寿命长。

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To enter Class B airspace, such as an approach to a major metropolitan airport, an explicit ATC clearance is required.

需要持有明确的空中交通管制许可才能进入B类空域，如接近一个大都会机场。

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This pre-entry climate control system makes the B-Class Electric Drive unique in its segment.

ENGADGET: Mercedes-Benz introduces B-Class Electric Drive, we go eyes-on

Functions specific to electric vehicles have been added to the instrumentation of the B-Class Electric Drive.

ENGADGET: Mercedes-Benz introduces B-Class Electric Drive, we go eyes-on

Typically, their A-class stock entitles owners to one vote per share while B-class bestows ten votes.

FORBES: Magazine Article