trapezoidal can 中文意思是什麼
trapezoidal can
解釋
梯形罐- trapezoidal : 不規則四邊形
- can : n 1 〈美國〉罐頭，聽頭（＝〈英國〉tin）；（裝液體的）鐵罐，玻璃罐（等）；一罐（之量）；茶杯。2 〈...
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It is shown that small - curvature arch support is very superior to trapezoidal support in mechanical properties, and has higher bearing capacity and better self - stability, so that such problem as short - distance coal gateways and lower branch coal gateways can not be bolted and is difficult to support in high pressure can be solved effectively
結果證明：小曲率拱型支架力學性能遠優于梯形支架，支撐能力大，自身穩定性良好，有效解決了近距離和下分層煤層巷道不可錨且在強壓下難支護的問題。 -
The automatic model mr166 is specially for resharpening of carbide tipped circular saw blades, this girinder can be pre - selction of number of counting devide. three kinds of saw - teeth ( flat, altemate, trapezoidal saw - teeth etc. ) can also be attained on it
Mr166型自動磨鋸機是專門修磨鑲硬質合金圓鋸中的機床，該機具有預選齒數，並藉動計數器裝置可自動停機，同時可磨平齒、交錯齒、梯型齒等三種齒型。
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