京石高速公路、京广铁路、107国道及保衡、保新、保沧等多条省级公路贯穿全境。
Beijing-Shijiazhuang Expressway, Beijing-Guangzhou Railway, 107 State Road and Baoheng, security and new security Wiratchant provincial highways, such as a number of cross-cutting throughout.
通过扩展时间和频率的度量衡学的极限，它们使基本物理定律新的检验成为可能。
By extending the limits of time and frequency metrology, they enable new tests of fundamental physics laws.
苏轼散文立意“新”而“深”，他把“出新意于法度之中，寄妙理于豪放之外”作为“衡文”的标准，由此创造出了许多意境高远的散文作品。
He regards novel senses and ingenious words as the standard of good prose, thus creating a lot of excellent literary works with a lofty artistic ambience.
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