查询词典 essential resistance

Demonstration test of PVH19, a new flue-cure tobacco variety introduced from Brazil, was conducted in successive two years. The results indicated that PVH19 was a representative early maturity variety with resistance to TMV and root knot nematode and medium resistance to black shank and brown spot.

为筛选适宜在云南种植的早熟烤烟品种，以云烟85和K326为对照，对从巴西引进的烤烟品种PVH19进行了连续两年的新品种示范试验。

Furthermore the compression resistance, wear-resistance and temperature rising of the friction disk which is the most work part of the brake are calculated.

此外对制动器的主要工作部件—摩擦衬片进行耐压、耐磨损和温升等方面的计算。

This product is described as a high density, full-fired, 96% pure alumina ceramic that provides exceptional abrasion and corrosion resistance as well as high mechanical strength and electrical resistance for continuous operating temperatures to 1650°C.

这种产品是一种高度致密的、完全烧结的、氧化铝纯度为96%的氧化铝陶瓷，其具有优异的耐磨性能和抗腐蚀性能以及高的机械强度和电绝缘性能，可在高达1650℃的温度下连续使用。

In this article, the electric resistance furnace is used to heat the carbon cathode , anode and ramming paste samples of aluminum reduction cell, the temperature regulator used to regulate heating-up of the electric resistance furnace and high temperature mixed fume is inlet into melting chamber as oxidizing atmosphere.

本文利用电阻炉来加热铝电解槽的碳阴极、阳极以及扎固糊试样，使用温度控制器来控制电阻炉的升温，用高温烟气通入炉膛内作为氧化气氛。

The vacuum tubular resistance furnace is the energy-saving periodic operating vacuum resistance furnace, mainly used in the metallurgy industry, the industrial and mining corporation, the universities, colleges and institutes, the scientific research unit making vacuum furnacing

真空管式电阻炉为节能型周期作业真空电阻炉，主用于冶金行业、工矿企业、大专院校、科研单位作真空加热、真空烧结、纳米材料烧结等各种用途。

The vacuum tubular resistance furnace is the energy conservation periodic job vacuum resistance furnace, the host uses in the metallurgy profession, the Industrial and mining establishment, the universities, colleges and institutes, the Scientific research Unit making the vacuum furnacing, the vacuum agglutination, the nanomaterials agglutination and so on each use.

真空管式电阻炉为节能型周期作业真空电阻炉，主用于冶金行业、工矿企业、大专院校、科研单位作真空加热、真空烧结、纳米材料烧结等各种用途。

Ag-W contact possesses good thermal and electrical conductivity, abradability, fusion welding resistance, and oxidation resistance.

Ag-W触头具有良好的导热和导电性能、耐电磨损性能、抗熔焊性能、抗氧化能力等优点。

The composite Portland cement for the road concrete project by adding fine fly ash and ground steel slag into the cement was studied by means of lots of test,and the properties such as flexural strength,abrasive resistance,shrinkage and crack resistance of the composite cement were improved.

通过大量试验在水泥熟料中复合掺入超细粉煤灰及磨细钢渣粉，配制了用于公路路面水泥混凝土工程的复合硅酸盐水泥，重点改善道路水泥的抗折强度、耐磨性能以及收缩抗裂性能。

This paper deals mainly with the stray current distribution in running tunnel of metro by means of analytical method of equivalent circuit diagram and the analytical method ,and discusses the influence of resistance of rail to ground and the resistance of track on the variation of stray current.

利用等效电路分析法和解析法分析了地铁区间隧道中杂散电流的分布，探讨了轨地过渡电阻值以及走行轨阻抗对杂散电流变化的影响，得出轨地过渡电阻的降低和走行轨阻抗的增大是区间隧道中产生杂散电流的主要原域。

This study enriched the studies on the mechanisms of salt resistance of mangroves, explored the different mechanism on the element accumulation and ion relationship of different salt resistance type of halophytes.

对木榄和桐花树幼苗元素累积量和离子关系及培养液中补充钙的效应的研究系首次报道，丰富了红树植物抗盐性机理的研究，探讨了不同抗盐类型红树植物在元素累积和离子关系方面的差异，填补了红树林这方面研究的空白。

He paid $5,000 for this cupcake.

他我这个纸杯蛋糕花了5000美元。

I mean, if you want to, that is

我的意思是，如果你们想吃的话。