Raios

基本解釋

Books, magazines ,TV ,raio and films all help us communicate with others.
書，雜志，電視，收音機(jī)和電影都能幫助我們同其他人進(jìn)行交流。
If the raio of MgO to cement is greater than 5%, it is possible to use MgO in the construction of RCC gravity dams and high arch dams without artificial cooling.
如能突破摻率5%25的限制，則有可能在全國把氧化鎂混凝土應(yīng)用于高拱壩和碾壓混凝土重力壩，使混凝土筑壩技術(shù)有較大改觀，但事關(guān)重大，為此應(yīng)進(jìn)行大量科學(xué)試驗(yàn)。
Keywords food examine;eligibility raio;surveillance;
關(guān)鍵詞食品;合格率;監(jiān)測;
Raio
拉約
efficacy - cost raio
效價比