大剂量会引起麻烦，包括出血过量和神经系统问题。
Large doses can cause trouble, including excessive bleeding and nervous system problems.
它相对地和免疫系统隔开了，所以只需低剂量的免疫抑制药物应该可以抵抗排斥。
Because it is relatively shielded from the immune system, only low doses of immunosuppressants should be needed to prevent rejection.
自动化系统还能合成化学疗法和非化学疗法剂量的无菌制剂，然后把制剂注入IV注射器或袋子里。
The automated system also compounds sterile preparations of chemotherapy and non-chemotherapy doses and fills IV syringes or bags with the medications.
目前根治过敏症的方法就是持续给患者注射一定剂量的过敏原，数年后就能让免疫系统对过敏原进行识别。
The current method of curing allergies is to give a person small doses of an allergen over a period of years in order to train the immune system to recognize it.
人体本身也会自然产生很少量的硫化氢，但高剂量的硫化氢就成了一种广谱的毒剂。它会同时影响身体的各个系统，尤其会对神经系统带来损伤。
While the gas is produced naturally by the body in low doses, in high doses it acts as a broad-spectrum poison, affecting many of the body’s systems simultaneously, particularly the nervous system.
这包括许多正在接受化疗的癌症病人，需要服用大剂量类固醇的哮喘病人，以及那些在器官移植后服用抑制免疫系统药物的人。
This includes many cancer patients undergoing chemotherapy, asthma patients who require large doses of steroids and those taking immune-suppressing drugs after an organ transplant.
因此科学家需要去测定低剂量药物是否有减缓人衰老的效果，在没有对免疫系统造成损害的情况下，Kaeberlein说到。
So scientists will need to determine whether lower doses of the drug can offer humans anti-ageing effects without compromising their immune systems, Kaeberlein says.
例如，令人兴奋的新设备出现在市场上，比如药物剂量监测器，它可以在使用药物时通知医疗系统。
For example, exciting new devices are coming on the market, such as dosage monitors that can notify a healthcare system when medication is taken.
纳米级尺寸的颗粒使得包裹在其上的抗原不被降解，意味着他们可以在人体系统中存在更长时间，这样可以减少给药次数和剂量。
The nanoparticles shield the antigens from degradation, meaning they stay in the system much longer, so they can be delivered at fewer intervals and at lower doses.
法国研究小组发现，同一样的多酚化合物在相对较低的剂量时，对心脏病和心血管循环系统的流通有显著的作用。
At relatively low doses, the French researchers found that the same polyphenols play a beneficial role for those with diseased hearts and circulatory systems by facilitating blood vessel growth.
在伽玛刀治疗计划系统中，必须准确快速地计算辐射吸收剂量，制定出治疗计划。
In the gamma knife treatment planning system, the calculation of radiation dose distributions must be done precisely and rapidly.
对这些安全系统性能分析的结果表明：有关公众剂量，以及燃料、燃料通道和反应堆厂房等完整性的基本安全准则是满足的。
The assessment results for safety systems performance show that the fundamental safety criteria for public dose, and integrity of fuel, channels and the reactor building, are satisfied.
年幼的孩子们需要双倍剂量，因为他们的免疫系统没有完全成熟，福奇说。
Younger kids need the double dose because their immune systems are not fully mature, Fauci said.
大剂量的可可能够维持辅助型T细胞活性，从而提高免疫系统抵御感染的能力。
High doses of cocoa support T-helper cells, which increase the immune system's ability to defend against infection.
在接种疫苗三个星期后提取的血样表明，不管他们是注射了一半还是正常剂量的疫苗，那些年龄在18岁到49岁的人的免疫系统都被刺激到了相似的水平。
Blood samples given three weeks after vaccination showed that the immune systems in those ages 18 to 49 were stimulated at similar levels whether they got a half or full dose.
方法：根据我院“医院药品库存管理系统”的原始数据资料，采用限定日剂量法和销售金额排序法进行分析。
METHODS: The analysis was conducted using the method of defined daily use and sequence of consumption sum based on the raw data retrieved from Hospital Drug Inventory Management System.
抗原衬垫的这种作用在分析系统中使得剂量响应曲线更加陡峭，但也减少了灵敏度。
Such action of the antigen pad in the analytical system makes the slope of the dose–response curve steeper but the sensitivity decreases.
本文介绍我们研制的中子吸收剂量量热计的原理、结构及其测量系统。
In this paper the principle, structure and measuring systems of a neutron absorbed dose calorimeter are described.
血液系统和胃肠道细胞极易产生高剂量射线电离辐射所诱导的凋亡。
Cells of the hematopoietic system and gastrointestinal track are extremely sensitive to apoptosis induced by high-dose ionizing radiation.
综述双极器件和双极线性电路在低剂量率辐射环境下的增强损伤，它可引起系统的早期失效。
The enhanced damage was summarized for bipolar devices and bipolar linear circuits in the radiation environment of low dose rate. It could cause the early failure of systems.
文章从硬件组成、软件设计及辐照剂量控制等方面介绍漯河辐照加速器控制系统。
The hardware components, software design and irradiation dose control of the control system for Louhe irradiation accelerator are described in the paper.
建立了基于PCI插卡式虚拟仪器的脉冲总剂量效应在线测试系统，详细说明了其工作原理和技术指标。
A pulsed total dose effect in-circuit test system based on PCI card virtual instrument was developed. Working principle and technical specifications were introduced in detail.
方法对两种数字化成像系统的曝光剂量、成像时间和图像质量进行比较分析。
Methods the exposure dose, imaging time and image quality were compared in the two digital imaging system.
本文主要介绍了在IBM系列微机上开发的个人剂量数据管理系统软件包的设计思想、功能和特点。
This paper presents the design, features and functions ofpersonal dose data management system developed on IBM microcomputer.
结果直接成像系统具有曝光剂量小、图像质量佳等饰点，其甲级片率达到91.3%。
Resu lts The direct digital imaging system had the advantages of low exposure dose and good image quality. The first film rate was 91.3%.
为获悉种籽源植入后在肿瘤及其周边组织中吸收剂量分布。本文编制了“种籽源治疗计划系统”ITPSS 1.0。
For obtaining the distribution of absorbed dose in tumor and surrounding tissues after implant of seeds, the software, Interstitial Treatment Planning System of seeds (ITPSS 1.0) was programmed.
本文介绍了核工业系统职业性照射个人剂量监测（1985—1990年）的概况和主要结果。
The summary and main results of individual dose monitoring(1985—1990)fromoccupational exposure in nuclear industry are presented in this paper.
用三维水箱系统和剂量胶片分析系统分别对医用直线加速器的一些性能参数进行了检测，两者所得结果在3%误差范围内有较好的一致性。
Using the dose film analyzing system and the 3d water tank scanning system to measure some parameter of LINAC in this research, the both obtained results have good coherence in the scope of errors.
该系统计算的中子在方型混凝土管中的剂量率分布与实验结果符合得较好。
The dose rate distributions calculated with RSCAM in square concrete duct agree well with experiments.
该系统计算的中子在方型混凝土管中的剂量率分布与实验结果符合得较好。
The dose rate distributions calculated with RSCAM in square concrete duct agree well with experiments.
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