Because fuel distribution in detonation chamber governs the performance of pulse detonation engine ( PDE), some controlled fueling experiments were designed to test the effect of partial tube fills on PDE performance.

Objective To study the damaged extent of efferent fibres across the Corti ′ s tunnel in guinea pigs after intensive impulse noise exposure.

目的探索爆震后豚鼠耳蜗Corti隧道中传出神经纤维损伤情况。

互联网摘选

Pulse detonation engine ( PDE) is a new concept propulsion device based on the detonation combustion of a fuel/ air mixture, which has great potential for development and application.

脉冲爆震发动机（PDE）是基于爆震燃烧产生推力的动力装置，具有很大的发展潜力和应用前景。

互联网摘选

A Primary Study on the Effects of WR-2721 on Blast Trau-ma-induced Hearing Loss in the Guinea Pigs

WR-2721对豚鼠爆震性听器损伤防治作用的初步研究

互联网摘选

Auditory brainstem response ( ABR) threshold and hemorheological index were measured and cochlea microcirculation on several different time point before and after being exposed to blast respectively.

爆震前后于多个时间点测定听觉脑干反应（ABR）阈值与血液流变学各指标，并观察耳蜗微循环。

互联网摘选

The ignition-detonation performance of two-phase valveless pulse detonation engines ( PDEs) with the inner diameters of50 mm and120 mm in different operation cases was investigated.

针对两相无阀脉冲爆震发动机（PDE），研究了点火能量、工作频率、发动机直径、进气方式和燃料种类等对PDE点火-起爆性能的影响。

互联网摘选

As a new concept propulsion system, pulse detonation engine which is based on detonation combustion is widely considered to be one of the most development meaning aeronautics and astronautics engines in the 21st Century.

脉冲爆震发动机（PDE，Pulse detonation engine）是一种基于爆震燃烧的新概念推进系统，被广泛认为是21世纪最有发展意义的革命性航空航天动力装置之一。

互联网摘选

Based on the coordinately working of air-breathing gasoline-air pulse detonation engine ( PDE), the pressure peaks of detonation wave were measured using pressure sensor.

在汽油空气吸气式脉冲爆震发动机（PDE）协调工作的基础上，利用动态压力传感器测量了爆震波峰值压力。

互联网摘选

A two-phase Pulse Detonation Engine ( PDE) model was designed which the diameter and the length are 58 mm and 1275 mm respectively.

设计了一台内径58mm，长度1275mm的脉冲爆震发动机（PDE）原型机。

互联网摘选

Objective To study the protective effects of nerve growth factor ( NGF) combined with fortified with combiron nutrition ( FIN) on blast exposure hearing damage.

目的初步观察神经生长因子（NGF）联合强化铁营养（FIN）防治爆震性聋的近期临床效果。

互联网摘选

According to the characteristic of PDE fuel injection system, the spring lamination was adopted to control the fuel injection of detonation chamber.

根据PDE供油系统的特点，创新性的采用簧片来控制爆震管燃料的喷注。

互联网摘选

This investigation is important to the design optimization of the kerosene/ air pneumatic-valve PDE, and to improve the performance of PDE.

研究结果对于煤油/空气气动阀式脉冲爆震发动机的总体优化设计，提高PDE的工作性能具有重要的参考价值。

互联网摘选

The expression of CNTF in cochlear spiral ganglion cells was reduced and abnormal after blast exposure.

经爆震声暴露后21d的豚鼠耳蜗中轴切片上CNTF阳性反应细胞数量减少，而且染色分布不均匀。

互联网摘选

One of the newest and most exciting areas of pulse-jet development is the Pulse Detonation Engine ( PDE).

对脉冲的最新和最激动人心的领域之一射流发展是脉冲爆震发动机（PDE）的。

互联网摘选

Experimental Study of Protection and Treatment of bFGF Gene Transfer Through an Intact Round Window Membrane into Cochlea on Explosive Deafness in Rat

经完整圆窗膜途径bFGF基因大鼠耳蜗内转导防治爆震性聋的实验研究

互联网摘选

Compared with single tube PDE, there are many difficulties in coordinate work of each pulse detonation tube.

与单管脉冲爆震发动机（PDE）相比，多管PDE在将面临各脉冲爆震管协调工作的设计难点。

互联网摘选

The filling process of mixture in the detonation tube is one important part of operation circle of PDE.

爆震室内混合物的填充过程是PDE工作循环中的重要一环。

互联网摘选

Effects of Explosion Sound Waves on Auditory Induced Potential& Cochlea SDH, MDH Activities in Guinea Pigs

爆震对豚鼠听觉诱发电位及耳蜗SDH、MDH的活性观察

互联网摘选

Comparison of wave shape, FFT analysis and knock intensity value between the knock and non-knock signals are made.

对爆震与非爆震两种信号进行了波形对比、快速傅里叶变换（FFT）分析和爆震强度评价。

互联网摘选

Droplet size effect on detonation velocity of two-phase pulse detonation engine

燃油粒度对两相PDE爆震波速的影响不同内径两相脉冲爆震模型机爆震波速的试验研究

互联网摘选

DWT Based Knock Detection and Knock Intensity Judgment for a Gasoline Engine

基于DWT的汽油机爆震特征提取及爆震强度的判定

互联网摘选