片通

Liuhe Friction Materials plant in Jilin Province is located in Changbai Mountain, the Yitong River, are the production of automotive brake linings, mine hoist brake shoe and brake oil rig block professional factory.

吉林省柳河摩擦材料厂位于长白山下，伊通河畔，是生产汽车制动器衬片、矿井提升机制动器闸瓦和石油钻机刹车块的专业厂。

We can get better bandpass filtering properties by adjusting the size of metal sheet and the number of layers.

调节此滤波器的金属片的尺寸和介质片的层数我们得到了较好的带通特性。

Infrared bandpass filters have been successfully used in earth sensors of about 30 satellites developed by our country.

红外带通滤光片已成功地应用于我国自行研制的近三十颗卫星的地球敏感器上。

Dampers off according to Stainless Steel Safety Relief Valves, Closed system requirements, system disable and open during normal operation is located in the state, Such as the pipe conveying gas temperature below the selected film melting point fusible metal when the normal operating state, the valve is open.

防火阀的通断根据系统的要求，系统停用与正常运行时是位于开启状态的，如管内输送气体温度低于所选定的金属易熔片的熔点时，属正常运行状态，阀门是敞开的。

Dampers off according toStainless Steel Safety Relief Valves, Closed system requirements, system disable and open during normal operation is located in the state, Such as the pipe conveying gas temperature below the selected film melting point fusible metal when the normal operating state, the valve is open.

防火阀的通断根据系统的要求，系统停用与正常运行时是位于开启状态的，如管内输送气体温度低于所选定的金属易熔片的熔点时，属正常运行状态，阀门是敞开的。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。