test difficulty  测验难度

Degree of Difficulty of Test Paper  试卷难度

difficulty distribution of test paper  试题难度分布

difficulty value of test question  试题难度值

test tube test tube brush test tube holder test tube rack  试管

Agglutination test in test tube  试管凝集反应

CHL test Micromucleus test  微核试验

consolidated anisotropically undrained test， CAU-test  各向不等压固结不排水试验

consolidated isotropically undrained test， CIU-test  各向等压固结不排水试验

consolidated undrained triaxial compression test， CU-test  固结不排水三轴压缩试验

consolidated-drained direct shear test， CD-test  固结排水直剪试验; 慢剪试验

consolidated-drained triaxial compression test， CD-test  固结排水三轴压缩试验

constant rate of penetration test， CRP-test  等速贯入试验

constant rate of uplift test， CRU-test  等速上拔试验

continual loading test， CL-test  连续加荷固结试验

crack opening displacement test{COD test}  达朗伯特原理

DC test and AC test  直流测试和交流测试

direct simple shear test， DSS-test  直接单剪试验

endurance test and thermal test  耐久性试验和热试验