振动

dither pump

高频脉动泵

ditetrahedron 双四面体 | dither pump 高频脉动泵 | dither 高频振动;抖动器

dizziness

眩晕

2.3 眩晕[9] 眩晕可分为旋转性眩晕(vertigo)、动摇性眩晕(dizziness)和振动幻觉(oscillopsia),脑干网状结构与小脑有纤维联系,与眼球运动相关,也与前庭系有间接联系,脑干网状结构所致眩晕的动摇性眩晕较旋转性眩晕多见.

dominant frequency

主频率

罩;说F钟形罩 dome | 主频率 dominant frequency | [振动]主模 dominant mode

Doppler

多普勒

借此进行疾病诊断的检查方法.超声波(ultrasound)是指振动频率大于20000Hz(赫兹),即超过人耳的听觉阈值上限的声波.反射(reflection),折射(refraction)和散射(scatter)吸收(absorption)与衰减(attenuation)多普勒(Doppler)效应D型(dopp

swinging drawbar

摆动式拖杆

"sweet potato vine cutter","甘薯切蔓器" | "swinging drawbar","摆动式拖杆" | "swinging sifter","摇动筛;振动筛"

dual simplex method

对偶单纯型法

dual shale shaker 双振动筛 | dual simplex method 对偶单纯型法 | dual slope AD converter 双斜率模数转换器

economizer

节热器

现今大型二冲程船用柴油主机,增加其冲程与缸径比的主要原因为:(A)降低转速以提高螺桨之推进效率、(B)减少气缸油的耗用量、(C)提高废气节热器(economizer)之热效率、(D)可减少主机振动.

electrodynamic

电动的

electrodynamic vibrator 电动振动器 | electrodynamic 电动的 | electrodynamics 电动力学

electrodynamic meter

电动系电度表

electrodynamic instrument,电动系仪表 | electrodynamic meter,电动系电度表 | electrodynamic vibrator,电动振动器

astatic electrodynamometer

无定向电流测力计

"astable multivibrator","无定态复振器;无定态多谐振动器" | "astatic electrodynamometer","无定向电流测力计" | "astatic galvanometer","无定向检流计;无定向电流计"

photoperiodic response：光周期响应

photoperiodic induction 光周期诱导 | photoperiodic response 光周期响应 | photoperiodism 光期性

Multi-Variate Statistical Analysis：多元统计剖析

311. 多项距阵 Multi-Nominal Matrix | 312. 多元统计剖析 Multi-Variate Statistical Analysis | 313. 发电厂 Power Plant