熔断器基本由可熔断元件和熄弧装置组成。
Fuses consist essentially of a fusible element and an arc-extinguishing means.
介绍了水下绳锯机串珠绳张力检测装置组成和工作原理。
The composition and working principle of an underwater wire saw tensile force detecting system was introduced.
沃森的“大脑”，或者说是计算机内存，是由十个电子装置组成的。
Watson's "brain" or computer memory is made up of ten electronic devices.
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