The water temperature in the tube has been kept at 95 × for 6000 hrs while the pressure in the vacuum jacket was lower than 5 × 10-5 Torr, it may be considered that the collector tube has long vacuum life time.

  • 集热管内水温保持在95℃,经6000小时后真空套管中压强仍低于5×10~(-5)托,表明本集热管有长的真空寿命。
  • 来源:互联网更新时间:2025-03-09 10:27:30

  • 重点词汇
  • timen.(以分钟、小时、天等计量的)时间;(钟表所显示的)时间,钟点,时刻;(世界某一地区所计量的)时,时间;(某事发生或应该发生的)时间,时候;(完成比赛所需要的)时间;(一生中的)一段日子,时期,时候;(一生中的)一段日子,时期,时候;次,回;倍;(以某种方式经历的)事件,时刻;(历史)时期,时代,年代,世道;(乐曲正确的)速度,节奏;一段时间;生命(期),期限,时限;(用于报刊名)时报;时机,机会;工作时间;规定时间;<美> <体>(一场或一局的)比赛时限,暂停;(赛跑等)所用时间,成绩;当代,时代潮流;<音>拍子,节拍;<英>(酒店等的)营业时间,打烊时间;服役期,刑期;妊娠期,产期;生命期,死期;计时工资率;学徒期;衡量时间的方法;完成赛跑或竞赛项目的)所用时间
  • vacuumn.真空;空白;空虚;清洁;
  • inprep. 在里面;在(某范围或空间内的)某一点;在(某物的形体或范围)中;在…内;在…中;进入
  • jacketn.短上衣,夹克;土豆皮;书籍的护封;文件套,公文夹;
  • may be也许,可能;
  • whileconj.在…期间;与…同时;然而;尽管;
  • 5 five;
  • collectorn.收藏家,采集者;收集器;收税员;[电子学] 集流器;
  • has been已经;
  • thanprep.比(用于比较级之后);多/小/少于;(表示一事紧跟另一事发生)就;
  • itpron.它;他;正好是所需的;事实[情况];
  • 相关例句
1、

Ethyl bromide or iodide at 20 torr was irradiated by a TEA CO2 laser. The reaction products were identified by means of infrared spectrometry, gas chromatography and CW CO2 laser photoacoustic spectroscopy.

~20托溴乙烷或碘乙烷用TEA CO2激光辐照,其产物用红外光谱、气相色谱和CW CO2激光光声光谱检测。

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2、

The adhesion is better when the pressure is 30 Torr.

沉积气压为30Torr,薄膜结合强度较好。

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3、

The measurement of the total emissivity of a solid surface in the black cavity which is immersed in liquid nitrogen and under high vacuum ( 10-6 torr) by steady caloric method is described.

本文提出了一个真空度为10~(-6)毫米汞柱,黑体腔四周浸泡在液氮中的固体的表面热辐射率的测定方法。

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4、

The interferograms also showed that the plasma is essentially stable during the first half-cycle of the main compressive magnetic field in the range 45-80 m Torr deuterium pressures.

干涉图照片还表明,在45至80mTorr氘气压范围内,等离子体在主压缩磁场的第一个半周期内基本上都是稳定的。

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5、

195torr The vapor pressure is25.195 torr at27 degrees C.

在27摄氏度时,蒸汽压为25。

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6、

Analysis of late risk of systemic blood pressures < 120/ 80 mm Hg

体循环血压<120/80mm Hg的晚期风险分析

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7、

PtiCO_2 increased slowly at first then fast, and slowly again at last to ( 41.6 ± 7.2) mm Hg ( P < 0.01);

PtiCO2最初缓慢升高,继而急剧升高,后又缓慢升高至(41.6±7.2)mm Hg(P<0.01);

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8、

Four normotensive dogs were fed 50, 100, 130 and 150 mg/ kg resp., and the diastolic pressure dropped 0, 24, 8 and 36 mm Hg resp.

正常血压狗4只,分别灌服50100130及150毫克/公斤,舒张压分别下降0,24,8及36毫米汞柱,作用缓慢,维持2小时以上。

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9、

Vapour-liquid equilibrium data of n-butanol& ethybenzene system at the pressures of 400 and 600 mm Hg by using Rose-williams apparatus are determined.

使用Rose Williams装置:测定正丁醇乙苯体系在400和600mm Hg压力下的汽液平衡数据。

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10、

During allopurinol treatment, the average decrease in casual BP was-6.9 mm Hg systolic and-5.1 mm Hg diastolic.

在别嘌呤醇治疗期间,偶尔测量血压平均收缩压减少6.9毫米汞柱,舒张压减少5.1毫米汞柱。

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11、

The isobaric Vapor-liquid equilibrium data of pyridine and dimethylformamide binary system were determined at 760. 0 mm Hg with modified Rose equilibrium still.

本文采用改进式罗斯平衡釜测定了在760.0mm Hg压力下吡啶-二甲基甲酰胺(以下简称DMF)的汽液平衡数据。

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12、

With this apparatus, the vapor phase p-V-T data of ethyl acetate-acetic acid binary system over the range of 25~ 80 ℃ and 38~ 505 mm Hg were determined.

用此装置,测定了醋酸乙酯-醋酸二元系在25~80℃和38~505mm Hg范围内的气相p-V-T数据。

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13、

The researchers also found that average changes in24-hour ambulatory BP during allopurinol were-6.3 mm Hg, systolic and-4.6, diastolic.

研究人员也发现,别嘌呤醇治疗期间,24小时动态血压平均变化是收缩压-6.3毫米汞柱,舒张压-4.6毫米汞柱。

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14、

Target blood pressure was designed for patients with hypertension ( type 2 diabetes accompanied by hypertension group and simple hypertension group): ① Blood pressure 130/ 80 mm Hg.

对高血压患者(2型糖尿病合并高血压组和单纯高血压组)制定目标血压:①血压130/80mm Hg。

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15、

The limit temperature obtained is 40.4 K, corresponding to the saturated vapour pressure of 6 × 10-2 mm Hg.

得到的极限温度为40.4K;相应的饱和蒸汽压为6×10~(-2)mm Hg。

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16、

Results The average level of blood pressure in civil flying personnel enrolled for this study was ( 113.8 ± 12.4) mm Hg/ ( 75.8 ± 8.1) mm Hg. The morbidity rate of hypertension was 6.8%.

结果本组民航飞行人员血压水平为(113.8±12.4)mm Hg/(75.8±8.1)mm Hg,高血压病患病率为6.8%。

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17、

The systolic pressure increased in slow slope with the age growing, ranged 126.2-137.6 mm Hg, and higher in male than in female.

收缩压随年龄增长呈缓慢坡度上升,范围为1262~1376mm Hg;男性稍高于女性;

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18、

Conclusion APACHE ⅱ score ≥ 12, pH < 7.35 and PaCO_2> 45 mm Hg can be used as the indications of mechanical ventilation for asthmatic attacks.

结论APACHEⅡ评分≥12、pH<7.35、PaCO2>45mm Hg可以作为哮喘急性发作机械通气治疗的指征。

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19、

The optimal working state of the pump was at a load of 100 mm Hg output pressure.

最佳的工况点位于100mm Hg的输出压力附近。

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20、

A therapeutic action ( a reduction of at least 11 mm Hg diastolic) was demonstrated in 3 dogs. Among them 2 dogs received a second course of treatment which appeared to be equally efficacious.

4狗中3狗呈现疗效(舒张压下降11毫米汞柱或以上),其中2狗重复一次试验依然降压有效。

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