trend test meaning in English

趋势检验
趋向试验

Fabrication and inspection method for high pressure urea equipment intergranular corrosion trend test on the urea grade extra low carbon cr - ni - mo austenitic stainless steel
尿素高压设备制造检验方法.尿素级超低碳铬镍钼奥氏体不锈钢晶间腐蚀倾向试验
At the same time , we have solved the practical problem of the cox - stuart trend testing method , which can supply a direction for using this method in practice
与此同时，我们解决了cox - stuart趋势检验方法的实际应用问题，为它的更有效而广泛的使用提供了特别的指导。
Fabrication and inspection method for high pressure urea equipment preparation of the test coupons for the intergranular corrosion trend test on the urea grade extra low carbon cr - ni - mo austenitic stainless steel
尿素高压设备制造检验方法.尿素级超低碳铬镍钼奥氏体不锈钢晶间腐蚀倾向试验的试样制取