main return是什么意思

网络释义

用法例句

Natural wind pressure in ventilation network affects the stability of air flow at mining areas.

通风网路中的自然风压影响采区风流的稳定性,风流的不稳定诱发自然灾害的发生。

Based on a mathematical model of air flow and gas migration in working face, the similitude criteria for model test has been deduced, on which the test bench design depends.

本文从采场风流流动及瓦斯运移数学模型导出模型实验的相似准则,指导实验台设计。

By means of deducing and regressing fromthe measured data, tile unsteady heat (between country rock and air flow) and oxidationexothermic heat have been calculated, the computer program and regressive curve wereprovided.

本文以风流的能量守衡与转换定律为依据，对现场典型高温采面进行了实测；并对实测数据进行分析、处理，得出了在采空区热风影响下围岩与风流的不稳定换热及氧化散热的计算方法并给出计算机程序。

The coal export of Huanghua Port was in lower risk,and the control method was put forward according to the calculated risk weight.

根据煤炭出口业务的特点,分析了出口风险的类型并采用专家评价法和模糊综合评价法对煤炭出口进行风险评估,得出黄骅港煤炭出口处于较低风险,同时根据风险权重提出了相应控制措施。

However, in the field starting process, large blower is often started hard, or fails to be started, or even the motor is burnout, influencing the security of enterprise s production and causing large economic loss.

重型风机作为一种重要的生产装备,在冶金、电力、矿业、化工等工业部门中的应用非常广泛,其运转情况直接关系着企业的正常生产。

I had a few flings in my younger days.

我年轻时有些风流韵事.

reveal one's love affairs

吐露个人的风流韵事.

I was at the peak of my elegant period.

当时我正当风流年华。

For truly great men, look to this age alone.

数风流人物, 还看今朝。

Control of Air Flow Passing Through Cross Tunnels in Tunnel Construction Jet Ventilation

隧道施工射流通风中横通道的风流控制

counter-current airing

对流通风,逆流通风

conspicuously and tastelessly indecent.

露骨、煞风景、下流。

the prevailing customs,fashions, style, etc

流行的风俗、 式样、 款式等.

Marine axial flow fans

GB/T11864-1989船用轴流通风机

aerodynamics of industrial ventilation

工业通风气流动力学

streams flooded by violent storms

因暴风雨而泛滥的河流.

marine flame proof axial flow ventilator

船用防爆轴流式扇风机

force ventilated DC motor

强制通风式直流电动机

A vortex, as of a whirlwind or whirlpool.

涡流，如旋风或旋涡的

The sails filled out and the boat floated away.

风鼓满帆后，船漂流而去。

prevailing custom

广泛流行的风俗习惯

The ship drifted about at the mercy of the wind and waves

这条船随着风波漂流。

stainless steel net-cover of axial fan

不锈钢轴流风机网罩