取顺时针方向为正的positive clockwise 顺时针方向转动钥匙 turn the key clockwise/in a clockwise direction ..
2
?取顺时针方向为正
... sign convention符号规约 positive clockwise取顺时针方向为正 head loss 水头损失 ...
双语例句
1
Positive values for the angle rotate the object clockwise if you look along the positive rotation axis.
角度为正值，则表示若您顺着正旋转轴方向观察，对象是按顺时针旋转的。
2
Positive frequencies are produced by anticlockwise rotation and negative frequencies by clockwise rotation.
正频率是用逆时针旋转来产生，而负频率是用顺时针旋转来产生。
3
One of the masseurs told me Glenn had asked the staff to walk around the pitch anti-clockwise during the game against Argentina to create positive energy.