source host

Two mica schists are considered to be the source bed and host rock of gold.

二云母片岩不仅是矿源层，而且还是赋矿围岩。

The relationships between VMS types, source of metal, host rock, volcanic rock types and tectonic setting have been studied in this paper.

研究了北祁连山造山带火山成因块状硫化物矿床（VMS）类型、金属来源与容矿围岩、火山岩类型及其构造环境的关系。

Source quench tells a host to lower its transmission rate.

源抑制信息告诉发送端主机,应当降低其传输速率.

The files and resources reside on the source host.

文件和资源存在于源主机中。

Results In source region, there were no patients, skin test positive rate of population was 1.9%. First and second intermediate host was not found in most river. Reservoir host was not infected.

结果水源区无现患病人，人群皮试阳性率1.9%，多数河流未发现肺吸虫第一、第二中间宿主，保虫宿主犬无感染，河流生境适合中间宿主孳生。

Pigs are the natural host and the source of infection to it. After infecting PRV, pigs have serious diseases with nervous and respiratory system, futher, with reproductive failure.

猪是该病毒的贮存者和传染源，猪感染PRV后常表现为神经系统的功能紊乱和呼吸系统疾病并引起严重的繁殖障碍。

Although the first SARS epidemic was successfully controlled, it remains a potential threat to human due to its mysterious source of initial infection, its unknown animal host and unknown route of transmission.

尽管目前SARS的流行已经得到控制，但迄今为止，SARS的起源、动物宿主、传播途径及致病机理等仍不完全清楚，SARS对人类的威胁依然存在。

The ICMP message is packaged in an IP datagram and routed to the source host.

ICMP的信息也按照IP协议打包,寓于数据体中,并且路由至源主机.