单词	elementary work
释义	elementary work 元功
随便看	vertical loader Vertical Load Gun vertical loading vertical loading folded locomotive antenna Vertical Loading Gun Mount vertical loadings vertical load of crane vertical load on trestle vertical loads vertical load strength vertical load test vertical location vertical location of the center of buoyancy Vertical Location of the Centre of Gravity vertical locking vertical locking spring vertical log vertical log band saw vertical log-periodic antenna array vertical longline vertical-looking radar vertical loom vertical loom hautelisse loom vertical loop vertical loop combination