查询词典 difference engine

It is shown though the result that the problem of reverse pressure difference is solved by adopting the Venturi tube with appropriate proportion between intake and throat. Adopting appropriate EGR ratio at different conditions can not only guarantee diesel engine's performance but also decrease the amount of NO.

研究表明，采用带有合适的进、喉口比例尺寸的文丘里管解决了进排压逆差问题，不同工况下采用合适的EGR率保障了柴油机的工作性能，并有效降低了NO的排放。

According to analysis the speciality of HR engine block and compare machine process from difference maker,this paper decides the technology specification of the machine line and give the machine process,it introduces how choose machine equipment specification and what new technology are used.

论文从分析产品特点和对比了不同厂家缸体生产工艺入手，确定了东风日产HR发动机缸体生产线的技术要求，制定了生产线的工艺流程，讨论了缸体生产线的设备选型及加工中采用的新技术，重点介绍了工艺缸盖的应用、托盘输送、二次真空加压含浸工艺，2D码管理技术及水性珩磨液应用技术。

Then, the compression engine box body is to bear the weight of this pressure and links every component and part, Require that the box body is able to bear pressure therefore, and box body comparing with other component and part hermetic sealing, before work out when processing handicraft , ask accuracy and form and location common difference etc.

压缩机箱体则是承载这个压力和连接各零部件，因此要求箱体能够承受压力，以及箱体与其他零部件的密封性，在编制加工工艺时，要考虑到各个接触面的各项精度以及形状与位置公差等。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。