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梯形螺纹 tīxíng luówén
auto. trapezoidal screw thread
avia. trapezoid thread
oil trapezoidal thread; acme screw thread
oil, transp. acme thread; buttress thread
tech. leaning thread
〔英制〕梯形螺纹 tīxíng luówén
gen. Acme thread
英制梯形螺纹 tīxíng luówén
archit. acme screw thread (顶角为29°)
avia. acme screw thread
梯形螺纹螺杆 tīxíng luówén
auto. trapezoid thread
英制梯形螺纹顶角为29。 tīxíng luówén
earth.sc. acme screw thread
梯形 螺纹: 29 phrases in 8 subjects
Automobiles1
Aviation1
Drilling1
Electric machinery1
General2
Mechanics5
Oil / petroleum12
Technology6