The vacuum cleaner can make our room cleaner.

This vacuum cleaner will not fall into the wrong hands.

这个吸尘器没有落入坏人的手中。

To clean with or use a vacuum cleaner.

使用真空吸尘器（打扫）

There are basically three types of vacuum cleaner.

真空吸尘器基本上有三类。

First of all, it's a vacuum cleaner.

首先，它是一台真空吸尘器。

The mechanism of noise generation was discussed for vacuum cleaner.

对吸尘器噪声产生的机理进行了分析，提出采用不均匀分布风叶降低噪声的观点。

When he used the vacuum cleaner, the TV set acted up.

当他使用真空吸尘器时，电视机出了毛病。

I was helping father on the winnower. It was right then I got the idea. I could whack a chunk off the end of that bar of chocolate.

我在帮爸爸扬谷，这时我突然有了个主意，我可以从那块巧克力的一头敲下一块来。

Combined winnower and grader with rotary screen

旋转筛联合风选分级机

The results show that the size of the entrance to winnower has great impacts on the pipe flow.

试验结果表明，扬谷器进气口的大小对物料管道内气流有较大的影响。

Color Doppler echocardiography in the diagnosis for ruptured aneurysm of sinus of Valsalva

彩色多普勒超声诊断主动脉窦瘤破裂

Method 46 patients with cervical dizziness accepted cervical twisting test, negative cases accepted Valsalva's additionally.

方法46例颈性眩晕患者行颈扭曲试验，阴性者在颈扭曲试验到位后加做Valsalva s动作。

Differential Diagnosis of Aneurysm of Sinus of Valsalva and Coronary Artery Malformation with Echocardiography

超声对乏氏窦瘤与冠脉畸形的诊断与鉴别

Objective To explore the echocardiography characteristics of Aneurysm of Sinus of Valsalva and evaluate its diagnostic value.

目的探讨乏氏窦瘤的声像图特征及超声诊断价值。

Results: Valsalva leak point pressure and functional capacity significantly decreased from group ⅰ to group ⅲ( P < 0.05).

结果功能性膀胱容量和valsalva漏尿点压在Ⅰ、Ⅱ、Ⅲ组之间逐渐降低，具显著性差异（P

After Valsalva test, compression or position changes, the size, morphology and blood profiles were varied.

乏氏试验，加压或体位改变后其大小形态及血流状态随之发生变化。

Surgical treatment of ruptured aneurysm of the sinus of Valsalva

佛氏窦瘤破裂的外科治疗

The Effect of Valsalva Maneuver on Left Ventricular Hemodynamics in Patients with CAD Evaluated by Echocardiography

瓦氏动作对冠心病患者左心血液动力学影响的二维及多普勒超声心动图研究

Diagnosis of Ruptured Aneurysm of the Sinus of Valsalva with Color Doppler Ultrasound

乏氏窦瘤破裂的彩色多普勒超声诊断

Surgical treatment of aneurysm of valsalva sinus associated with cardiac anomalism

先天性主动脉窦瘤及合并心脏畸形的外科治疗

Localization and Hemodynamics Study of Ruptured Valsalva Sinus Aneurysm by Color Doppler Ultrasound

彩色多普勒超声对主动脉窦瘤破裂的定位和血流动力学变化的研究