This mixture with varying amounts of moisture and particulate matter,enveloping Earth;the atmosphere.

大气覆盖地球的不同量的湿气和特殊物质的混合物;大气

Rating and Application of Single and Multiple Reduction Double-Enveloping Worm and Helical Worm

单个和成倍缩减的双壳涡轮和螺旋涡轮的应用和级别

A faint glow enveloping the high-field electrode in a corona discharge, often accompanied by streamers directed toward the low-field electrode.

电晕在电晕放电中在高压电极出现的一种微弱光辉,常伴随有朝向低压电极的电流

Industrial fans-Determination of fan sound power levels under standardized laboratory conditions-Part 3: Enveloping surface methods

工业风扇.标准化实验室条件下风扇声功率级的测定.第3部分:包络面法

The commotion of care and sickness was lifting and a spacious peace was enveloping us

护理的繁忙和疾病带来的混乱正在消失,一种宽阔无边的宁静正笼罩着我们。

Measurement of airborne noise emitted by machines-Enveloping surface method-Part 2107: Electric tools; additional specifications for drilling and chipping hammers

机器的噪声测量.空气声发散,包络面法.第2107部分:电动工具.冲击钻和冲击锤的附加规定

Measurement of airborne noise emitted by machines; enveloping surface method; metal working machines, circular sawing machines

机器噪声测量.包面法.金属加工机床.圆盘锯

Measurement of airborne noise emitted by machines; enveloping surface method; woodworking machines; panel sizing machines

机器噪声测量.空气声测量.包面法.木工机床.板材成形圆锯机的特殊规定

Measurement of airborne noise emitted by machines; enveloping surface method; machines and equipment for the manufacture of concrete blocks, slabs, pipes and prefabricated elements

机器噪声测量.空气载射测量.包面法.生产混凝土柱石.板.管子和预制件的机器和设备

Measurement of noise emitted by machines; Airborne noise measurement, enveloping surface method; Test report (test record)form for enveloping surface method

机器噪声测量.空气载声测量.包面法.包面法测量报告表

Measurement of airborne noise emitted by machines; enveloping surface method; packaging and allied machinery

机器噪声测量.空气载声测量.包面法.包装及其有关机器

Measurement of noise emitted by machines; airborne noise emission; enveloping surface method; surface treatment plants

机器噪声测量.空气载声测量.包面法.表面处理设备

Measurement of airborne noise emitted by machines; enveloping surface method; surface treatment plant; measurement example

机器噪声测量.空气载声测量.包面法.表面处理设备.测量示例

Measurement of airborne noise emitted by machines; enveloping surface method; form for measurement report, comminuting machines

机器噪声测量.空气载声测量.包面法.测量报告表.粉碎机

Measurement of airborne noise emitted by machines; enveloping surface method; diesel traction trolleys

机器噪声测量.空气载声测量.包面法.柴油牵引车

Measurement of airborne noise emitted by machines; enveloping surface method; turbogenerator sets for use in thermal power stations

机器噪声测量.空气载声测量.包面法.发电机用热能设备中的涡轮机组

Measurement of airborne noise emitted by machines; enveloping surface method, comminuting machines

机器噪声测量.空气载声测量.包面法.粉碎机

Measurement of noise emitted by machines; airborne noise measurement, enveloping surface method; valves

机器噪声测量.空气载声测量.包面法.附件

Measurement of noise emitted by machines; airborne noise emission; enveloping surface method, reverberation room method and in-duct method; fans

机器噪声测量.空气载声测量.包面法.混响室法及通道法.排风扇

Measurement of noise emitted by machines; airborne noise emission; enveloping surface method; flares

机器噪声测量.空气载声测量.包面法.火炬

Measurement of Airborne Noise Emitted by Machines; Enveloping Surface Method, Machine Tools

机器噪声测量.空气载声测量.包面法.机床

Measurement of airborne noise emitted by machines; enveloping surface method, construction equipment

机器噪声测量.空气载声测量.包面法.建筑机械

Measurement of Airborne Noise Emitted by Machines; Enveloping Surface Method; Metal Processing Machine, Tools Special, Stipulations for Lathes

机器噪声测量.空气载声测量.包面法.金属加工机床.车床特殊规定

Measurement of airborne noise emitted by machines; enveloping surface method; metal working machines, gear hobbing machines

机器噪声测量.空气载声测量.包面法.金属加工机床.滚齿机的特殊规定

Measurement of Airborne Noise Emitted by Machines; Enveloping Surface Method; Metal Processing Machine Tools; Special Stipulations for Drop Forging Hammers

机器噪声测量.空气载声测量.包面法.金属加工机床.模锻锤的特殊规定

Measurement of airborne noise emitted by machines; enveloping surface method; metal working machines grinding machines

机器噪声测量.空气载声测量.包面法.金属加工机床.磨床的特殊规定

Measurements of Airborne Noise Emitted by Machines; Enveloping Surface Method; Metal Processing Machine Tools; Special Stipulations for Universal Presses

机器噪声测量.空气载声测量.包面法.金属加工机床.通用压力机的特殊规定

Measurement of airborne noise emitted by machines; enveloping surface method; metal working machines; milling machines

机器噪声测量.空气载声测量.包面法.金属加工机床.铣床的特殊规定

Measurement of airborne noise emitted by machines; enveloping surface method; metal working machines, drilling machines

机器噪声测量.空气载声测量.包面法.金属加工机床.钻床的特殊规定

Measurement of airborne noise emitted by machines; enveloping surface method; still picture and motion-picture projectors

机器噪声测量.空气载声测量.包面法.静止图像和运动图像投影机

enveloping ring

包络环

enveloping worm

包络蜗杆

enveloping cell

包围细包

enveloping teeth

包围齿数

enveloping space

包络空间

enveloping glass

封接玻璃

enveloping scheme

环境式布置

enveloping algebra

包络代数

enveloping surface

包围面

enveloping algebra

封裹代数

enveloping worm drive

环面蜗杆传动

enveloping worm wheel

包络蜗轮

double enveloping worm

鼓形螺纹

concave enveloping angle

凹板包角

Enveloping it like the sea

函之如海

toroid worm;enveloping worm

环面蜗杆

double enveloping worm gear

鼓形螺纹齿轮

double enveloping wormwheel

双包络蜗轮

universal enveloping algebra

泛包络代数

enveloping worm-gear reducer

球面蜗轮减速箱