In this paper, the metal sawing noise is researched systematically.
对金属锯切噪声发生机理研究表明，圆锯机工作时的主要声源有空气动力性噪声、锯片振动噪声和工件振动噪声。
a sharp high-pitched metallic sound.
尖锐高音调的金属声。
having a loud resonant metallic sound.
大的，引起共鸣的金属声。
having a hard nonresonant metallic sound.
大的，不共谐的金属声。
To make a sharp, high-pitched, metallic sound.
发出乒、砰的声音发出高而尖的金属声
To make a sharp, hard, metallic sound.
发叮当声发出尖锐、清脆的金属声
Page48: The clatter of armor and clanking of metal could be heard.
铠甲的哗啦声和干戈相碰的金属声已经能听到。
a short light metallic sound.
清脆、尖锐的金属响声。
A harsh, metallic sound.
刺耳的、金属质的声音
non-metal ultrasonic detector
非金属超声波探测仪
A loud, resonant, metallic sound.
铿锵声大而洪亮的金属般的声音
machine tool, ultrasonic, for working diamond or metal carbide
钻石或金属硬质合金片加工超声机床
A metallic noise is the kind of noise made when you hit a piece of metal.
金属响声是一种当人打击一块金属时所发出的声音。
In the ultrasonogram, we found that the metal and glass foreign bodies were followed by acoustic tails, and the rest of non-metal were followed by acoustic shadow.
在金属和玻璃类异物之后为声尾,其余非金属类异物之后为声影。
A loud, harsh noise, such as that made by two metal objects in collision.
撞击声，铿锵声强烈刺耳的声音，如两个金属物体碰撞发出的声音
Metal-cutting machine tools--Measurement method of sound pressure level
GB/T16769-1997金属切削机床噪声声压级测量方法
To give forth a light metallic sound.
发出叮铛声发出一种轻脆的金属般的声音
Determination of sound power levels of noise emitted by metal cutting machine tools
GB/T4215-1984金属切削机床噪声声功率级的测定
A creak and a dark whirr in the air high up.
空中响起金属的摩擦声和低沉的回旋声。
