This paper describes the implementation of SHA-1 and MD5 in HMAC, and analyzes the superiority of the two algorithms.

1、

Secondly, through uniaxial static load creep test and compressive resilience modulus test, material models and parameters of common asphalt concrete and HMAC are obtainsed on data processing and regression analysis.

其次，通过对单轴静载蠕变试验和抗压回弹模量试验结果的处理及回归分析，得出普通沥青混凝土和HMAC材料的粘弹性参数。

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2、

The protocol uses HMAC to guarantee the client being active, then protects leasing from attacks.

该协议灵活运用HMAC，确保代理每次租借时客户总是激活的，从而尽量避免恶意攻击。

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3、

The anti-rutted performance of High Modulus Asphalt Concrete ( HMAC) is very excellent, which is generally focused by domestic and international professional personage.

高模量沥青混凝土（High Modulus Asphalt Concrete，简写为HMAC）以其优良的抗车辙性能，受到国内外公路界专业人士的普遍关注。

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4、

This article mainly presents an Hash Message Authentication Code ( HMAC/ SHA-1) IP core based on the Trusted Platform Module ( TPM) architecture with pre-layout synthesis and FPGA verification.

本文针对可信计算平台模块（TPM）的设计规范，设计了一款针对TPM应用的单向散列函数消息验证码生成模块（HMAC/SHA-1IP），并进行了预综合和FPGA验证。

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HMAC/ SHA-1 IP Design Based on TPM Specification

基于TPM规范的HMAC/SHA-1IP设计

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Based on the Keyed-Hashing for Message Authentication ( HMAC) with Key Collection Exposure, Dynamic Probabilistic Packet Marking and modern algebraic theoretics, a new Authenticated IP Traceback Scheme against DRDoS/ DDoS was proposed.

利用基于密钥集序列的消息认证码理论，以动态概率包标记和现代代数理论为基础，针对当前危害甚大的分布式反射拒绝服务攻击，提出了一种新的基于认证的源IP追踪方案。

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Online Test System Based on HMAC Password Authentication

基于HMAC口令认证的在线考试系统

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It combines the secret, the ASCII label, and the seed data we give it by using the keyed-Hash Message Authentication Code ( HMAC) versions of both MD5 and SHA-1 hash functions.

它使用基于哈希的消息验证码（HMAC）的MD5和SHA-1两种哈希函数将密钥，ASCII字符以及我们给的种子结合起来。

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A Mechanism for Message Authentication using HMAC-SHA 1

基于HMAC-SHA1算法的消息认证机制

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Results The genotype of mixed infection was genotype 1 and 3. Conclusion HMA is a rapid, simple and accurate method to detect mixed infection.

结果确认此病例的基因型为1型和3型的混合感染。结论异双体动态分析法是一个快速，简单，准确的方法。

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The results showed that stress caused by vehicle loads is lower than the HMA admissible tension strength, and cracks propagate under repeated traffic loading.

计算结果表明，半刚性基层开裂以后，车辆荷载作用一般不会引发超过沥青面层材料极限强度的应力，所以不会导致裂缝的失稳扩展，反射裂缝主要是疲劳扩展的结果；

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Whatsoever, the modified anti-flaming and warm-mix asphalt mixture is designed based on the Marshall method of HMA.

此外，沿用规范中热拌沥青混合料的马歇尔设计方法，对温拌阻燃改性沥青混合料进行了设计。

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His remarks showed a certain jejunity.

他的言论表现出几分幼稚。

enbs.cn

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The argument was criticized for its jejunity.

这番论点因空洞肤浅而受到批评。

enbs.cn

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Secondly, it introduces the development of Joint Committee Accreditation Health Organization, and then explains the standard Joint commission international accreditation standards for hospital and its characteristic, and analyzes the JCIA application in Chinese hospital, then compares the differences between ISO9000 and JCIA.

然后介绍JCIA认证的发展，阐述JCIA标准的内容和特点，并分析JCIA标准在我国应用情况，并比较JCI标准和ISO9000：2000标准不同。

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JCIA Japan Camera Industry Association

日本摄影机工业协会

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After a brief introduction of the SIP protocol, it analyzes the overall structure of IP-PBX system.

对SIP协议做了简单介绍之后，接着对IP-PBX的总体结构做了分析。

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IP-PBX is one of the hottest research directions in recent computer telecommunication integration technology domain.

IP-PBX系统是近年来计算机网与传统电话系统技术融合领域的研究热点。

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Implementation Technology of Value-added Services in IP-PBX System

IP-PBX系统增值业务实现技术研究

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With the IP-PBX systems developing in the small-middle enterprises, the implement becomes simple.

随着IP-PBX系统在中小型公司中越来越普及，实现也越来越简单，成本的降低便成为普遍关注的重点。

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