This thesis is based upon the design of relay protection device applied in the QingHai-XiZhang electrification railway, which is a project developed by our research group.
本文以在青藏线铁路电气化工程实际项目中用到的馈线保护装置的设计为背景展开的。
It is concluded that the life cycle of echinococcus prevalent in Qinghai province is rather complicated, in which the domestic and wild animals all participate this complex course of life cycle.
结论青海省棘球绦虫的生活史循环链十分复杂，家养动物相互之间、野生动物相互之间、家养动物和野生动物之间均参与其中。
In this context, the bank's lending appears to be relatively cautious and strict, for the PV enterprises in Qinghai, is not easy to obtain the loans.
在此背景之下，银行的放贷显得相对谨慎，严格把关，对于青海省光伏企业而言，获取贷款显得并不容易。
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