Mortar trial strength  砂浆试配强度

Strength Strength  公司实力

official speed trial [= official trial]  速率公试; 正式[速率]试航

bend strength and contact fatigue strength  弯曲强度和接触疲劳强度

from strength to strength  越来越强大

high strength concrete steel fiber high strength concrete  高强混凝土—钢纤维高强混凝土

high-strength concrete and superhigh strength concrete  高强与超高强混凝土

proportion of tensile strength to compressive strength  拉压比

Ratio of Compressive Strength to Flexural Strength  压折比

Ratio of tensile strength and compressive strength  拉压比

ratio of tensile strength and yield strength  强屈比

Ratio of tensile strength to compressive strength  拉压比

specific ratio of yield strength to limit strength  屈强比

Strength of contacting fatigue strength  接触疲劳强度

(TMA) Trial Manufacturing Agreement  试制协议

1km time trial  气体动力学的; 空气动力学的; 绝对定标因子

3414 manure trial  3414肥效试验

3414-design fertilization trial  3414肥效试验设计

3415 manure trial  3415肥效试验