strength of extension

The experiment shows that the retention of extension strength, bending strength and their modulus are above 60% below the 250 ℃, which has super high loading capacity.

实验表明，在250℃下其拉伸和弯曲强度及模量的保留率均在60%以上，仍具有极高的承载能力。

At the position of flexion and extension, the strength of group C is less than that of group D with apparent statistical difference ( P < 0.01).

D组在前屈、后伸、侧屈的强度值上与E组相比统计学上显示均有显著性差异（P＜0.01）。

Established the calculation model of waterproof layer tensile above bridge crack, compute a minimum extension and strength the waterproofing layer must have hi a certain width crack.

建立了桥面裂缝之上防水层张力的计算模型，有效地计算出桥面混凝土一定宽度裂缝上防水层须具备的最小延伸率和拉伸强度。

Based on the researches of the other scholars and the critical state soil mechanics, theoretical formulas of the undrained strength under K0 compression and extension stress condition were derived with consideration of induced anisotropy.

从临界状态土力学出发，考虑K0固结引起的诱发各向异性，推导了K0固结条件下三轴压缩和三轴拉伸不排水强度的理论计算公式。

A further precaution consists of the same extension and strength properties.

要更加小心地对待相同的拉伸与强度性质这一事实.