1.

1. 标准差：经过对试验数据的多次仿真试验,我们提取到其故障特征信号为峰值(MAX)、峭度(KUR)、标 准差(STD)这三个量作为网络的输入. 网络采用离线训练、在线使用的方式. 神经网络的结构如图3所示,其中隐含层神经元个数、各个神经元上的权值和阈值均由大量试验样本数据训练得到.

2. 标准偏差：对发生黏壁结片、黏分布板非对称结片和黏分布板对称结片等3种典型结片时不同径向和轴向位置的静电流(EC)进行了测量,发现静电流对结片的灵敏度较高,并据此提出了一种基于静电流的新型结片检测方法,可通过静电流信号平均值(MV)和标准偏差(STD)的改变判断结片的位

3. 公共查询·英语单词

3. std：sexually-transmitted disease; 性传播疾病

4. std：sexually-transmitted diseases; 性病

5. std：state-transition diagram; 状态转换图

6. std：sexually transmitted diseasses; 性传播性疾病

1. On the basis of the above-mentioned condition, the std No.4 cylinder crank pin and bearing were burnt on Dec. 16, probably due to their non-parallelism not being measured when being repaired on Aug. 6, in Pusan, Korea.
    根据上述情况，导致该轮主机右 No.4 缸曲柄肖及轴承于某年 12 月 16 日被烧坏有可能是在某年 8 月 6 日在朝鲜釜山进行修理时，没有对不平行度进行测量所致。

2. STD的解释

2. Objective To explore the effect of Shenxietongluo decoction treating local cerebral ischemic damage.
    目的 探讨参蝎通络汤(shenxietongluo decoction，STD)对大鼠局灶性脑缺血的影响。

3. STD

3. Methods Periodical survey, STD diagnosis and treatment, condom using measures were conducted in184female sex workers.
    2001年9月～2002年9月，对184名FSW采取了追踪治疗和行为安全的2种干预模式。

4. Results: About 40% of guardians lacked basic knowledge of reproductive health and AIDS/STD prevention.
    结果：有相当一部分的家长缺少基本的生殖健康知识及预防性病／艾滋病知识。

5. 公共查询·英语单词

5. Results 2477 cases of patients with STD pathgen were detected. The total detection rate was 31.62%, among which the detection rate of UU, CT, HPV, HSV-Ⅱ, TP and NG was 20.42%, 2.93%, 3.17%, 1.71%, 2.60%, 0.77%, respectively. Mixed infection of UU and CT were detected in 216 patients.
    结果检出STD病原体阳性者2477例，总检出率为31.62％（2477／7834）；其中UU检出率20.42％（1600／7834）；CT检出率2.95％（231／7834）；HPV检出率3.17％（248／7834）；HSV-Ⅱ1检出率1.7l％（134／7834）；TP检出率2.60％（204／7834）；NG检出率0.77％（60／7834）；UU和CT混合感染216例；UU、CT、HPV3种病原体混合感染28例。

6. API Std594 wafer type, lug type and double flange on the central check valve Std599 steel and ductile iron plug valves Std600 valve cover for the bolt connection and self-sealing of the flange, and welded connections of steel gate valve Std602 flanges, threaded and welded connections and longer connections of compact steel gate valve Std603150 pound class resistant flanged gate valve Std608 flanges, threaded and welding to connect the metal ball Std609 double flange type, wafer type and lug wafer type butterfly valve Chapter 2 inspection, testing and additional testing 2.1 to check the valve manufacturer Buyer will be in the order specified in the valve manufacturer to check the valve and the valve inspection and test witnessing.
    API Std594对夹式、凸耳对央式和双法兰式止回阀 Std599钢和球墨铸铁旋塞阀 Std600阀盖为螺栓连接和自压密封的法兰和对焊连接的钢闸阀 Std602法兰、螺纹和焊连接的及加长阀体连接的紧凑型钢闸阀 Std603150磅级耐腐蚀法兰连接闸阀 Std608法兰，螺纹和焊连接的金属球阀 Std609双法兰式、对夹式和凸耳对夹式蝶阀第2章检查、检验和补充检验 2.1在阀门制造厂内检查买方将在定单中规定要在阀门制造厂内检查阀门并目睹阀门的检验和试验。

7. Is the solderability test being performed per J-STD-003, Category 2 to evaluate surface and hole solderability per IPC 6012 class 2 requirements?
    焊锡性测试是否根据J-STD-003，第2章标准评估表面状况，根据IPC 6012 2级水准要求确认孔状况？

8. His team''s findings, to be published in Tuesday''s issue of the Annals of Internal Medicine, are based on the evaluation of 2, 419 patients seen at one of three urban STD clinics.
    星期二刊发的内科学年报登出了他的研究组的结果，结果是根据对1/3市区性病门诊的2419名就诊病人的评估得出的。

9. STR/STD and power management features are fast boot technology, the use of these two technologies can effectively save energy and fast boot.
    STR/STD功能都是电源管理和快速开机技术，利用这两项技术可以有效地节省能源并实现快速开机。

10. The following parts of the XNS, Issue 5.2 specification are out of scope and not included in IEEE Std
    下列XNS 5.2发行版本标准规格的某部份是范围外的，且不包括在本系列标准中

11. STD的翻译

11. Since there is much duplication between the XNS, Issue 5.2 specification and IEEE Std 1003.1g-2000, material only from the following sections of IEEE Std 1003.1g-2000 has been included
      因为在XNS 5.2发行版本标准规格和IEEE Std 1003.1g-2000有很多重复，所以只从IEEE Std 1003.1g-2000的下列节纳入内容

12. Null MIT-STD-883-E. Department of defense test method standard microcircuits null, 1996, null
      潘科炎%王长龙星载数字电子设备的辐射加固技术航天控制，1998，03

13. Methods All STD clinic patients were given conventional therapy and instructions about STD/HIV-related knowledge by professionals.
      由经过培训的接诊医生对所有入选的性病患者常规治疗的同时进行相关艾滋病性病知识的宣传教育和行为干预。

14. This system uses the Automatica Message Display message facility of a FED-STD-1045 Automatic Link Establishment system to transfer telephone numbers from the local to the distant station.
      该系统采用一个FED-STD-1045自动链路建立的自动信息显示发信功能，将电话号码从本地发送到远端机站。

15. I have an Epi LP Standard Plaintop which I like a lot, and it was made in China.
      我有一把中国产的 Epi Std Plaintop ，我非常喜欢它。

16. I have an Epiphone LP Standard Plain Top that I picked out of about 9 guitars of the same model.
      我有一把 Epi LP Std Plain Top。这把琴是我从9把相同型号的琴里面挑选出来的。

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17. Dendrochronology study in Kunming is feasible. RES Tree ring chronology has high sensitivity, but STD chronology can explain more population information.
      5通过对云南松树轮样本的年代学和气候学分析可知，在昆明地区可以利用云南松进行树木年轮研究，所建立的树轮宽度指数年表中自回归年表的敏感性较高，但去趋势序列年表反映的群体信息更多；轮宽与气候要素的显著相关关系，使利用轮宽变化的指数年表重建气候变化的历史过程具有可能性。

18. 公共查询·英语单词大全

18. This paper introduces the US military standard DoD-STD-2167 A, describes the important role played by CASE tools which made their appearance in 80''s in developing military software according to the standard, and also presents an Ada environment based on full life cycle CASE tools and is perspective in the development of embedded real time software.
      本文论述了八十年代涌现的CASE工具在军用软件开发中的重要意义。介绍了美国 DoD-STD-2167A军标，阐述了 CASE工具对开发者按此军标开发软件的重要作用，最后介绍了一个基于全生命期CASE工具的Ada环境以及它对未来军用嵌入式实时软件开发中的深远影响。

19. However, it`s to be understood that while condoms do greatly reduce the risk of STD transmission, they don`t prevent it every single time.
      但是，要知道的是，虽然避孕套可以很大程度上减少性传播疾病的传播率，但是它们并不是每次都可以做到的。

20. This course focuses on the structure and functions of the normal skin and its accessory organs, the causes, pathogenic mechanism, clinical manifestations, the methods of diagnosis, treatment and prevention of the various diseases with the skin and cutaneous appendages and STD.
      皮肤病学是研究皮肤及附属器和各种与之相关疾病的科学，性病学是研究性传播疾病的科学，其内容包括正常皮肤及附属器的结构与功能，各种皮肤病及皮肤附属器疾病以及性传播疾病的病因、发病机制、临床表现、诊断方法、治疗及预防。

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