氧气

If it falls too low , he may not have enough to get back to the surface , which is why scuba is such a deadly sport for illiterates and hotheads .

如果气压降得太低，他就没有足够的氧气回到水面，这就是为什么潜水对于新手和脾气暴躁的人是一种致命运动的原因。

The mice's consumption of oxygen and production of carbon dioxide dropped ten minutes after they began inhaling hydrogen sulphide and remained extremely low as long as the gas was administered.

老鼠的氧气消耗量和二氧化碳排放量在接触二氧化硫后的十分钟内都有所降低，并且在硫化氢环境中维持在了极低的水平。

BACKGROUND: Noninvasive positive-pressure ventilationwith pressure support-ventilation and positive end-expiratorypressure are effective in providing oxygenation during intubationin hypoxemic patients.

背景：配合压力支持通气和呼气末正压通气的无创正压通气能有效地为插管时存在低氧的病人提供氧气。

At ICU admission, all patients were severely hypoxemic (mean ratio of partial pressure of oxygen in arterial blood [PaO2] to fraction of inspired oxygen [FIO2] of 147 ± 128 mm Hg).

ICU住院期间，所有病患都有严重低血氧(动脉氧分压[PaO2]与吸入氧气分率[FIO2]之平均比率为147 ± 128 mm Hg)。

The LOI test was performed according to the testing procedure of ASTM D 2836 Oxygen Index Method with test specimen bar of 7–15 cm in length, 6.5 6 0 .5 mm in width, and 3.0 6 0.5 mm in thickness.

LOI 测试执行了根据ASTM D 2836 氧气索引方法试验过程与测试7.C15 cm 标本酒吧在长度， 6.5 6 0 5 毫米在宽度，并且3.0 6 0.5 毫米在厚度。

If this white body be exposed to the air, the oxygen of the air undoes what the hydrogen did, and oxidises that Indigo White to insoluble Indigo Blue.

靛白如果暴露在空气中，氧气的氧化作用使靛白变成蓝色难溶的靛蓝。

Will have an obvious change. The opportunity and challenge brought by iron and steel scale benefits to the Oxygen Co. are expounded and analyzed from the aspects ...

从内保武钢、外拓市场两个方面阐述分析了钢铁规模效益给武钢氧气公司带来的机遇、挑战及对策。

Design construction projects the main programming: the preparation of engineering design submissions Hospital Hospital project plan The total partition function of the Hospital Clinic at the walls between the structural engineering plans and details Hospital System Low Voltage Electrical Power Supply + Design Engineering IT system partition Fig T power of medical electrical equipment isolation hospital settings engineering drawings special UV lighting socket and weak institutional arrangements security system installations and lines of fire engineering drawings hospital integrated security access control system engineering drawings positive pressure medical oxygen delivery device engineering drawings HVAC heating ventilation and clean equipment UF works to the drainage and septic tanks Automatic disinfection equipment engineering drawings Hospital surgery, X-ray radiology, ICU, POD clean room design details of the Department of the hospital interior decoration Engineering Graphics Anti-X-ray radiation room, toilet, water tank waterproofing compound - the hospital doors and windows - out-patient cases, such as Taiwan, the design of the node map hospital project cost book.

建设项目设计图主编程：编制医院工程技术设计意见书医院工程功能分区总平面图医院诊室分间平面图和墙身结构工程详图医院低压电气系统图+隔离电源IT系统分区设计工程图医疗电器设备T电源隔离设置工程图医院照明插座和特殊UV机构设置弱电系统装置及线路设防工程图医院消防接控系统综合设防工程图医疗氧气正压配送装置工程图暖通热力通风和UF洁净设备工程图给排水和化粪池自动化消毒设备工程图医院手术、X光放射、ICU、POD部室洁净设计详图医院室内装饰装修工程图防X线辐射房间、卫生间、积水池复合防水-医院门窗-门诊台案等设计节点图医院工程造价书。

Pavilion in particular the installation of a gas, oxygen pipelines, the Internet and telephone line jack, and up and down the water pipe.

展馆特别加装了天然气、氧气管道、因特网及电话线插孔和上下水管道。

Objective To study the effect of high pressure alone or combined with heating treatment of fresh pear juice on PPO activity in it.

水果中的多酚氧化酶催化酚类物质在有氧气的条件下生成褐色物质称为酶促褐变，鲜榨梨汁生产的一大难题是防止酶促褐变。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。