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多项选择题
下列关于定向井井身轨迹设计和控制的描述,正确的有()
A.给定垂深条件下,造斜点越深,井眼曲率越小;
B.井眼曲率不宜过小,以免增加轨迹控制工作量;
C.井眼曲率的选择应该考虑造斜工具的造斜能力;
D.井斜角较小时更容易调整方位。
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