樓梯級寬 的英文怎麼說
中文拼音 [lóutījíkuān]
樓梯級寬
英文
tread width-
Wood stairs - specification for stairs with closed risers for domestic use, including straight and winder flights and quarter or half landings
木樓梯.第1部分:家用帶封閉式梯級豎板的樓梯,包括直踏步和斜踏步樓梯和直角轉彎樓梯平臺或全寬樓梯平臺規范
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