查询词典 pitch-and-toss

pitch arc：相应于一个齿节的弧

pitch angle 倾斜角 | pitch arc 相应于一个齿节的弧 | pitch attitude 俯仰状态;俯仰姿态

pitch back：上升迴轉

pitch axis 俯仰軸 | pitch back 上升迴轉 | pitch control 螺距控制

pitch back：后节距

节距张度 pitch spread | 后节距 pitch, back | 等位节距 pitch, equipotential

Pitch apex to back：节锥顶至安装端面

Pitch apex beyond crossing point 节锥顶超出至相错点 | Pitch apex to back 节锥顶至安装端面 | Pitch apex to crown 节锥顶至轮冠

pitch earth：地沥青

pitch distortion 俯仰失真 | pitch earth 地沥青 | pitch gauge 螺距规

pitch control box：螺距控制箱

pitch coil 节距线圈 | pitch control box 螺距控制箱 | pitch control handle 调螺距手柄

pitch cone angle：节锥角

pitch cone 节锥 | pitch cone angle 节锥角 | pitch cylinder 节圆柱

pitch cone radius：节锥半径,锥距

pitch cone distance ==> 节锥母线长度 | pitch cone radius ==> 节锥半径,锥距 | pitch control ==> 音调控制,节距调节,节距控制

pitch cone radius：节圆锥半径

节圆锥角 pitch cone angle | 节圆锥半径 pitch cone radius | 节曲线 pitch curve

pitch cone distance：节锥母线长度

pitch cone angle ==> 节锥角 | pitch cone distance ==> 节锥母线长度 | pitch cone radius ==> 节锥半径,锥距

McKenna：麦肯纳(姓氏)

officers n.政府官员, 军官, 警官, 船长vt.指挥 | mckenna 麦肯纳(姓氏) | disappointing adj.使人失望的, 令人失望的

rapid：激流

他们穿过很多美丽的峡谷,绕过无数大瀑布(cataract)、激流(rapid)和瀑布(waterfall). 带着仅有的两艘船,和几乎完全耗尽的给养,剩余的六个人终于到达了维尔京河(Virgin)的摩门教定居点. 这里,是他们一百天探险的终点.