The features and applications in superprecision turnings of piezoelectric ceramic inching motion devices are introduced.
介绍了压电陶瓷微
机构的性能特点及在超精密车削加工中的多种用途。
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选 Holmes also needed-or at least would very much have appreciated, sophisticated gadgetry of a sort that could make very fine measurements from tiny samples, and as we have seen it was all he could do to get a simple adding machine.
霍姆斯还需要──至少会
高兴拥有:
种能对细小样品进行
测量的先进仪器,而我们已经知道,他所能得到的不过是
台简单的加法机。
选