螺母沿着金属螺纹移动得相当慢，因此我们就很容易地把摆锤固定在准确的位置上。
The nut moves quite slowly along the thread in the metal, and so we can easily find the exact place for the Bob.
气孔是压铸生产中的常见问题，导致这一缺陷的原因之一就是在慢压射过程中压室内的金属液流动卷入了气体。
The air entrapment of the liquid metal flow in the shot sleeve during the slow shot phase is one of the factors resulting in this kind of defect.
80年代中期以前，很明显的，中国根本没有摇滚乐。即使是在80年代中期，十年中的大部分时间里中国也只有重金属和慢摇。
Until the mid-80s, there was, apparently, no rock music at all in China, and even then only heavy metal and soft rock for the best part of a decade.
激光可以在金属上切割出光洁度很高的孔。但是激光加工的速度慢于冲床。因为激光加工需要沿包围曲线进行。
They can cut cleaner holes in steel, but they are slower than stamping because they need to burn their way around the part.
第三章先介绍了一种新型的全金属慢波结构，并对具有光子晶体带隙结构的慢波结构作了分析。
In chapter two, the dispersion of a type of slow-wave structure and the photonic crystal band gap structures are discussed in this chapter.
第三章先介绍了一种新型的全金属慢波结构，并对具有光子晶体带隙结构的慢波结构作了分析。
In chapter two, the dispersion of a type of slow-wave structure and the photonic crystal band gap structures are discussed in this chapter.
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