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- public safety frequency band 公共安全频带
- public safety frequency bands 公共安全频带
- This effect is obvious at lower frequency band. 这种效应在振动低频区段更为显著。
- This law has been passed for the public safety. 通过这条法律是为了保证公众的安全。
- The assigned frequency band is 928 MHz to 902 MHz. 那分配频率乐团是 902个百万赫兹至 928个百万赫兹。
- Fujian Sheng'an Public Safety Info-Tech Co., Ltd. 福建盛安城市安全信息发展有限公司。
- In Taiwan public safety is always neglected. 在台湾公共安全经常被忽略。
- Ebrard says the main goal is public safety. 说这样做的主要目的是为了公共的安全。
- They are determined to make contributions to public safety. 他们决心为公众安全作出贡献。
- All matters related to maintaining security and public safety. 关于安全防护及公共秩序维持事项。
- We can't hear any program when we turn our radio onto this frequency band. 当收音机调到这个频段上时,什么节目也收听不到。
- The discourse on public safety was uninteresting to say the least. 至少来讲,讨论公共安全是索然无味的。
- The police may inspect the land with a view to public safety. 为了公共安全,警察会仔细检查这块土地。
- They are charged breaking regulations and endangering the public safety. 他们被控告违章驾驶危及公众安全。
- Another attribute is the flux or radiant power that can be delivered in that narrow frequency band. 另一个性质就是在这样窄的频带内可以给出很高的光通量或辐射功率。
- One publicity safety seminar attracted 171 persons. 年内,该科举办了一次推广安全研讨会,出席人数有171人。
- A specified frequency band for the transmission and reception of electromagnetic signals,as for television signals. 频道,波道传送和接收电磁信号的一特定的频率波段,如电视信号
- The design is very suitable for wireless communication systems which work in ISM frequency band. 所设计的软硬件接口非常适合在ism频段的无线通信系统中应用。
- The airline is taking further steps to insure public safety on its aircraft. 航空公司正采取进一步的措施以保证其飞机上乘客的安全。
- The distance between the acoustic-emission source and the receiving transducer, and the background noise level are primary factors in selecting a particular frequency band. 声发射源与接收讯号传感器间的距离以及环境噪声的电平是选择频带的主要依据。