(2)双半旋回(double turn) ①向落水者一舷操满舵,旋回 180°并保持该航向航行; ②当落水者方位达正横后30°处 再一次操满舵旋回180°; ③向落水者的上风 处...
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double turn-out switch 复式道岔转辙器
double-turn 双匝的
double turn-out 双分道岔
Double turn 转体
double turn plow 双壁开沟犁
Double Turn Time 双倍行动时间
Double U-Turn 双回转
double quarter-turn 带有斜踏步的双直角转弯楼梯
A great double turn, it seems like a single turn.
一个完美的两圈旋转,看起来就似乎只转了一圈。
Use the Outer glow option to add a very slight grey border, adjusting the Spread to the Max will turn the default glow into a solid strip of colour which helps add this double stroke effect.
继续用外发光来添加一个浅灰色的边,调整扩展值到最大这样我们可以得到一个双边线效果。
But, you know, it gives you an example where you can turn are really hard line integral into an easier double integral.
但是你知道,它给了你一个例证,其中你可以,把复杂的线积分化成简单些的二重积分。
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