例句與造句

1. contamination is a continual worry even in the cleanest equipment and the most favourable experimental situation .
   甚至在有最清潔的設(shè)備和最好的實(shí)驗(yàn)條件時(shí)，沾染也是一個(gè)始終存在的問題。
2. in most cases in which a coefficient has been calculated the experimental situation was remote from practical processing conditions .
   大多情況是，計(jì)算摩擦系數(shù)的試驗(yàn)條件與實(shí)際生產(chǎn)加工條件間，存在有很大的差別。
3. this article expouds the physical situation teaching and its function using theories of educational psychology and structuralism, then combines the practice to put forward implement measures for physical situation teaching to construct teacher-student situation, class-issue situation, experimental situation as well as cai physical situation
   摘要用教育心理學(xué)理論和建構(gòu)主義理論論述了物理情境教學(xué)及其作用，并結(jié)合實(shí)踐提出物理情境教學(xué)的實(shí)施辦法：建構(gòu)師生情感情境，建構(gòu)課堂問題情境，建構(gòu)實(shí)驗(yàn)情境以及建構(gòu)cai物理情境。
4. It's difficult to find experimental situation in a sentence. 用experimental situation造句挺難的