查询词典 vacuum

Both high and low vacuum detection, three alarm output relays, three-digit display

警开关能检测高真空及低真空，带三个报警信号的继电器，三个Hg的真空

Loca l and plant-wide power and utility failures must be considered as possible causes of overpressure or vacuum.

当地或工厂的动力和共用系统故障必须作为过压或真空的可能原因进行考虑。

These problems would cause heavy overvoltage in the process of the vacuum circuit breaker switching capacitor bank.

这些问题都会在真空断路器投切电容器组过程中产生严重的过电压。

This paper describes a thermal cycling test in vacuum of antenna paraboloidal reflector, small model and specimen, made of two carbon fibre sheets and one aluminum honeycomb core and gives the approach for predi- cting the permanent distortions.

本文介绍了碳布铝蜂窝制成的天线反射器、小模型及其材料的真空冷热循环试验和永久变形的预示方法。

A core needle biopsy misdiagnosed PASH in 13 cases out of 28 cases and vacuum-assisted biopsy correctly identified PASH in all 3 cases.

4细胞性纤维腺瘤和囊肉瘤：PASH缺乏真正的间叶细胞过生长的现象，其细胞缺乏多形性，无核分裂象，也没有纤维腺瘤或囊肉瘤的上皮成分的生长类型。

However, in the irradiation test of vacuum-packaged with preservatives, preservatives were useful to inhibit microflora total count, and it controlled TVB-N and TBARS better. We could well control microflora grow and kill pathogene with the preservatives in higher dose of irradiation, at the same time we were not afraid of the problem of lipid oxidation and protein decomposition.

而真空包装结合保鲜液处理辐照试验发现，保鲜液对细菌总数有一定的抑制作用，相比之下，其对TVB-N值和TBARS值的控制贡献更大，它使我们可以采用较高剂量的辐照来很好地控制微生物的生长及对致病菌的杀灭，而不用担心脂肪氧化和蛋白质分解。

Into two operating speeds can be individually adjusted by a work into another work entered into, due to pressure reducing valve has been in a vacuum state, the fuel tank does not appear pediment phenomenon.

两种工进速度可以单独调节，由一种工进转入另一种工进时，由于减压阀一直处于减压状态，油缸不会出现前冲现象。

The penetrability of the soft foundation is the main factor of vacuum dewatering effect.

软土地基的渗透能力是影响真空降水效果的主要因素。

Of Buwasuo " information vacuum ", it is the classic work of an extremely rich to modern culture penetrability.

布瓦索的《信息空间》，是一部对现代文明极富穿透性的经典著作。

A method for the determination of residual pentane content in de-oiled asphalt of Liaohe heavy crude vacuum residuum was studied by using static headspace gas chromatography. The effects of gas-liquid phase ratio, equilibrium time and equilibrium temperature on headspace analysis were investigated.

采用静态顶空气相色谱法测定辽河稠油减压渣油高软化点脱油沥青中戊烷的含量，确定了色谱的测定条件，研究了气液相比、平衡时间、平衡温度等因素对定量分析的影响。

In the days of sailing vessels the crew were afraid they would be becalmed on the ocean.

在使用帆船的时代，船员们担心他们会因为无风而无法在海洋上航行。

As long as foreign donors pay the PA's salary bill, few expect a new intifada.

只要外国继续为巴权力机构的薪水买单，希望发动新暴动的人便寥寥无几。