tap模锻锤安全阀总管三通管试验分接头
impactor relief valve manifold tee test
回归正交试验试验
regression-orthogonal design
插皮枝接试验
bark grafting with cuttings
超高频试验接收机
ultra-high frequency test receiver
充压试验接头
charge pressure test nipple
高压焊接试验舱
hyperbaric welding test chambe
hyperbaric welding test chamber
果树夏季嫩枝嫁接试验
Test of Softwood Grafting on Fruit Tree in Summer
缓冲-挂接试验和调整
cushion-hitch testing and adjusting
交接试验
commissioning test
acceptance test
acceptance trial test
hand-over tests
acceptance trial
the handing over and taking over test
handover test
Hand-over Test
commission test