He called on Americans to "address the crushingcost of health care" but proposes to spend many billions more, not less.
他呼吁美国人民“解决医疗保健的方面急剧膨胀的成本”,但是是通过再多花几十上百亿美金,而非减少。
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Recently, the practice improved that using technique of wide-space small burden blasting can improve the rock crushing, low the big crushing rock rate, reduce the secondary crushingcost.