并进行严格的品质监督，产品出厂前均经过反复的超负荷老化实验和检测，严格确保产品质量。
The company has the strict quality system and the products have the overload test to ensure the quality of the products.
试验结果表明，玻璃纤维长丝纱有较明显的应力松驰现象，反复循环负荷作用对玻璃纤维长丝纱的强伸性能有较大的影响。
As a result, the stress-relaxation of yarn is obviously observed, and the cyclic loading has much more influence on the tensile property of yarn.
火电厂中由于燃煤品质多变，低负荷运行时间不断积累和反复启停，使锅炉受热面积灰日益严重。
The fuel and load vary more often, start-up and shutdown times of boiler increase, average load decreases and boilers operate at low load frequently.
应用推荐