BRACE FOR A STEP OF A STEPLADDER AND A STEPLADDER EMPLOYING SUCH BRACESSpencer GROSSAbraham GÓMEZ LÓPEZ
The meaning of STEP is a rest for the foot in ascending or descending. How to use step in a sentence.
The meaning of STEPLADDER is a ladder that has broad flat steps and two pairs of legs connected by a hinge at the top and that opens at the bottom to become freestanding.
12. a support for the foot in ascending or descending: the steps of a ladder. 13. a very short distance. 14. a repeated pattern or unit of movement in a dance formed by a combination of foot and body motions. 15. Music. a. a degree of the staff or of the scale. b. the ...
问题询问的是防止引航员梯(pilot ladder)扭曲的部件名称。根据国际海事安全标准(如SOLAS)和引航员梯设计规范,该部件的功能是通过横向支撑保持梯子的稳定性,避免梯级在受力时扭曲。 **选项逐项分析**: 1. **A. Proof bar**:通常指用于测试材料强度或认证的部件,与防止梯子扭曲的功能无关,排除。 2. **B. ...
Define step ladder. step ladder synonyms, step ladder pronunciation, step ladder translation, English dictionary definition of step ladder. Noun 1. step ladder - a folding portable ladder hinged at the top stepladder ladder - steps consisting of two para
CFrom the top of a step to the top of the step above is 25cm+2cm=27cm. From the top of step 1 to the top of step 6 is 5×27cm=135cm. It's another 25cm from the top of step 6 to the bottom of step 7. The distance from step 1 to step 7 is 135cm+25cm=160cm.梯子台阶...
"a completed movement of the foot in walking," Old Englishsteppa(Mercian),stæpe,stepe(West Saxon) "an act of stepping; a footprint," also "a stair, rung of a ladder," and by late Old English "manner of walking," from the source ofstep(v.). Compare Old Frisian, Middle Dutch,...
A stepladder organizing assembly for increasing a surface area of a head step of a stepladder includes a base portion with a top surface and a bottom surface. A peripheral shoulder is integral to and
梯度性 1 The Step-ladder Financial Support for the Development of the Western Region 西部大开发的梯度性金融支持 2 But I found they were so large that I had to have a step-ladder made, twenty-five feet high, with steps fifty feet long each.但是我发现它们是那麽的大以致于我必须...