词汇	negative arc
释义	negative arc 负弧
随便看	strength limit strength loss strengthly strength margin strength margin safety factor strength match strength matching strength maturity factor strength-measuring curve strength measuring device strength mechanism strength member strength-member optical cable strength method strength mis-matching strength of a test strength of attack strength of a wire strength of belief strength of blade strength of bladed disk strength of bond strength of bonding strength of bowling resistance strength of brake current