净断面积的英文
发音:
"净断面积"怎么读用"净断面积"造句
英文翻译手机版
- net sectional area
- "净"英文翻译 clean
- "断面"英文翻译 section; fracture surface; p ...
- "积"英文翻译 amass; store up; accumulate
- "净断面面积" 英文翻译 : net sectional area
- "净断面" 英文翻译 : finished cross-section
- "搓污栅净断面" 英文翻译 : net rack cross section
- "断面积" 英文翻译 : basal area; crosssectional area; sectional area
- "截面积,断面积" 英文翻译 : section area
- "断面积因子" 英文翻译 : baf
- "断面面积" 英文翻译 : cross-section area; crosssectional area; range area; range cross-sectional area; range line profile; sectional area
- "断面总面积" 英文翻译 : gross cross-sectional
- "干材断面积" 英文翻译 : bole area; bolearea
- "过水断面积" 英文翻译 : flow area
- "横断面积" 英文翻译 : area of cross section; area of sections; crosssectional area; transverse area
- "横断面面积" 英文翻译 : area of cross section; cross sectional area; cross-sectional area
- "平均断面积" 英文翻译 : average basal area
- "试片断面积" 英文翻译 : basic section
- "迎风断面积" 英文翻译 : projected area
- "有效断面积" 英文翻译 : effective cro sectional area; effective cross sectional area
- "总断面积" 英文翻译 : total basal area
- "总断面面积" 英文翻译 : gross sectional area
- "等效断面面积" 英文翻译 : equivalent sectional area
- "底部断面面积" 英文翻译 : base area
- "断面积调节法" 英文翻译 : basal area regulation; basal-area regulation
- "钢筋断面面积" 英文翻译 : area of steel
例句与用法
- For hoods with shutters in four sides , the results show : 1 ) the hoods positively placed boards are called hoods used for venting airflow ; hoods negatively placed boards are called hoods used for leading airflow ; 2 ) among the hoods used for venting airflow , the most effective hoods should have positive declining angle value of 30 , the ratio 4 of areas between the four windward faces and the gular section ( fy / fj = 4 ) , the value of b range from 70 mm to 120 mm and the value of b / h range from 0 . 5 to 0 . 6 ; 3 ) the most effective hoods should have negative declining angle value of 60 , the ratio 4 of areas between the four windward faces and the gular section ( fy / fj = 4 ) , the value of b range from 100 mm to 170 mm ( the optimum value is 120 mm ) and the value of b / h range from 1 . 4 to 2 . 2 ( the optimum value is 2 . 0 )
对于四面设百叶型风帽,计算表明: l )正装倾斜挡板的百叶型风帽可认为是排风型风帽,倒装挡板倾斜的百叶型风帽可认为是进风型风帽; 2 )排风型风帽中,挡板正装30 ” 、风帽四个迎风面的有效面积fy和风管净断面积fj的比值( fy肠)为4 、挡板宽度b在70inln到120inln之间、板间距比值陇在0 . 5到0 . 6的百叶型风帽排风效果最好; 3 )进风型风帽中,挡板倒装装60 “ 、风帽四个迎风面的有效面积和风管净断面积的比值( fy例)为4 、挡板宽度b在100咖到170mm之间( 120mm为最佳) 、板间距比值陇在1 . 4到2 . 0的进风型风帽( b爪= 2 . 0为最佳)的百叶型风帽进效果最好。
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