并列双轴式汽轮发电机
cross compound turbine-generator
cross-compound turbo-alternator
双列轴承
double bearing
angular contact ball bearings
double row bearing
输入轴轴承调整
input shaft bearing adjustment
混合式径向-轴式轴承
combined radial-axial bearing
预润滑封闭式球轴承
prelubricated sealed ball bearing
曲轴轴承轴颈配合面
crankshaft bearing journal surface
并列式双腔气制动阀
parallel dual-chamber air brake valve
串列式双腔气制动阀
series dual -chamber air brake valve
单-双列调节级
Single-double Governing Stage
电磁耦合式双调谐放大器
electromagnetic coupled type double tuned amplifier
浸没式双轴旋转厌氧膜生物反应器
submerged double-shaft rotary anaerobic membrane b
submerged double-shaft rotary anaerobic membrane bioreactor
静电耦合式双调谐放大器
static coupled type double tuned amplifier
双半套圈角接触球轴承
angular contact ball bearing with two-piece ring