碘: iodine环: ring; hoop试验: experiment; test; trial艾伦环试验: allen's loop test闭环试验: closed-tube test闭环试验器: closed tester沉降环试验: precipitation ring test成环试验: ring test脆环试验: brittle ring test; brittle-ring test诺贝环试验: nol ring test诺尔环试验: nol ring test球环试验: ball and ring test热环试验: hot ring test热循环试验: heat cycle test; thermal cycling test; thermal-cycle test; thermo cycling乳环试验: cream ring test三环试验链: test chain of three links水循环试验: water circulation test; water cycle test循环试验: circle test; cyclic test; looaround test滞后环试验: loop test棕环试验: brown ring reaction; brown ring test; brown-ring test埃莱尔环试验: heller ring test干湿循环试验: wetting-drying test加料循环试验: locked test玫瑰花环试验: rosette formation test耐水循环试验: cyclical test