查询词典 vacuum sweeper

And the vacuum pump is needed for all my de-airing and perhaps vacuum bagging needs.

和真空泵是需要我所有的德-广开言路，也许真空套袋的需要。

By the instantaneous low-temperature vacuum concentration, honey is processed into standard Baume. By vacuum freeze-drying, royal jelly is made into powder or tablets. Broken by the supersonic airflow, bee pollen is processed.

蜂蜜经瞬间真空低温浓缩，达到标准波美度；蜂王浆经真空冷冻干燥制粉制片；蜂花粉经超音速气流破壁加工而成。

The characters and applications of vacuum film evaporation and molecular evaporation are outlined, and an XZN inner-cooling vacuum agitated film evaporator was used to reduce free monomer from HDI biuret , which is for improving the quality of polyurethane paints and coatings, decreasing pollution and danger to worker.

本文介绍了真空薄膜蒸发和分子蒸发的原理、特点和应用，并介绍了真空薄膜蒸发-冷凝工艺在分离HDI 缩二脲中游离单体中的应用。

Germany Busch Vacuum Pump, which owns high vacuum degree, low noise and long service life, is adopted.

德国贝克的真空泵，真空度高，噪音低，寿命持久。

Companies rely on advanced quality management system, strong technology development strength - in constant demand by customers for the purpose of focus, the commitment to the development of China's vacuum valve creatively continuously reliable performance, beautiful appearance of the products, have in hand , gas, electric butterfly valve, valve, damper valve, electromagnetic valve differential pressure, electromagnetic valve, ball valve, valve plates, etc. more than 10 series vacuum valves, as well as various specifications and models of high school low-pressure valve and hydraulic control valves.

公司依靠先进的质量管理体系，雄厚的技术开发力量—在不断地以顾客需求为关注焦点的宗旨下，致力于我国真空阀门的发展，创造性地不断推出性能可靠，外形美观的产品，有手，气、电动的蝶阀、隔膜阀、挡板阀、电磁压差阀、电磁截止阀、球阀、插板阀等10多个系列真空阀门，以及各种规格和型号的高中低压阀门和水力控制阀门。

The result shows that the main factors,which affect the technical quality of the cathode assembly preparation,are surface oxidization of emissive layer,impurity pollution,doped concentration nonuniform,less variation of doped concentration gradient,the sticking stress of GaAs and glass,and the main factors,which affect the cathode activation,are the degree of vacuum for activation at lower than 8x10-8Pa,the partial pressure of H2O,CO,CO2 and C in the vacuum residial gas at higher than 10-8 Pa and the improper caesium and oxygen refining.

结果表明，影响台外工艺质量的主要因素是外延材料缺陷多、发射层表面氧化、杂质污染、掺杂浓度不均匀、掺杂浓度陡度变化小及GaAs与玻璃粘接产生的应力大；影响台内工艺质量的主要因素为阴极激活真空度低于8×10-8Pa。真空残气H2O.CO.CO2及C分压大于10-8Pa。阴极激活铯和氧源提纯不彻底。

This paper establishes a physical modle of carburettor vacuum when an engine is in cold condition and low revolutions, In cold cranking state and idle motion state a calculation about the changes of carburettor vacuum at the back of air choke and throttle valve is finished.

本文建立了在发动机冷车低速时化油器真空度的物理模型，计算了冷起动工况和怠速工况下阻风门与节气门后的真空度变化情况。

When the two valves are closed, manifold vacuum is applied in opposite senses, thereby canceling the effect of variation in manifold vacuum on opening of the purge flow regulator.

当两阀门关闭时，进气歧管的真空以两个相反方向作用，因此抵消了进气歧管内的真空变化对清洗气流控制装置开度的影响。

The vacuum system uses a compact vacuum pump group and compound gauges with wide measuring range and good hermetization.

真空系统采用复合真空计及真空机组，测量范围宽、设备紧凑、密封性能好。

Note :if use condensator,the solvent in raw material can be recovered.if use SK series water ring vacuum pump or ZSWseries hydraulic inject vacuum pump sets.con densaor can not be used and the investment could be saved.

注：如采用冷凝器，物料中的溶剂可通过冷凝器加以回收；如采用SK系列水环真空泵或ZS WJ系列水力喷射真空泵机组，可不用冷凝器，节省能源投资。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"