This paper introduced the theory of phase distance measurement, analyzed various testing methods and expatiated the hardware and the software for the proposal system.

论文阐述了相位式激光测距的原理，分析了各种测相的方法，着重介绍了系统的硬件和软件的组成。

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For example, the Senate's proposal to raise the age of eligibility and its version of means-testing for the elderly were in neither the House bill nor the recent budget agreement between Congress and the president.

ECONOMIST: Will anyone dare touch Medicare?

Mr Duncan Smith is understood to have initially resisted the latest proposal, arguing money should be found by means-testing benefits such as free bus passes and winter fuel payments for better-off pensioners.

BBC: Conservative conference: Welfare needs 'cultural shift'

Mr Duncan Smith is understood to have initially resisted the welfare cuts proposal, arguing savings should be found by means-testing benefits such as free bus passes and winter fuel payments for better-off pensioners.

BBC: Tory conference: George Osborne in ?10bn benefit cut vow