炮膛軸 的英文怎麼說
中文拼音 [bāotángzhóu]
炮膛軸
英文
bore axis-
If we take out several measuring points along the bore axis and work out the amount of bore wearing, we can consult and calculate the muzzle velocity reduction of the piece by reference of the curve board
沿膛軸方向取若干個測點,當測出各點的炮膛磨損量后,即可從曲線板中查取計算出火炮的初速減退量。And we analyzed the effect of the big gun erect axis incline trunnion axis is out of the vertical of the erect axis and the big gun axis is out of the vertical of the erect axis to measuring accuracy
對矢量轉軸公式進行了推導,並利用它計算出了火炮豎軸傾斜、炮耳軸與豎軸不垂直、炮膛軸線和炮耳軸不垂直三種誤差對測量精度的影響。
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