牙底高 的英文怎麼說
中文拼音 [yádegāo]
牙底高
英文
dedendum-
They are herbivorous, bust also ingest encrusting animals, and they even consume living coral when seaweeds are scarce
?們的口位於身體底部,有高度進化的雙顎及角狀的牙齒。A plethora of stars and dignitaries, including portuguese president anibal cavaco silva, prime minister jose socrates and spanish tenor jose carreras, attended the ceremony
這兒有很多的明星和顯赫人物,包括葡萄牙總統席爾瓦,副總理若澤?蘇格拉底和西班牙男高音歌唱家荷西?卡雷拉斯出席了這次典禮。By means of the software of pro / e we studied the movement of the bit and obtained some data reports about different parameter bit. in the environment of visual basic the trace program can compute the well - bottom outline. it also can draw the trace and the velocity curve that the teeth scrape the well bottom
分析方法是在pro / e中對試驗鉆頭進行運動模擬,得到不同結構參數和傳動比的鉆頭運動的數據文件,然後進入用visualbasic高級語言編制的異形牙輪單牙輪鉆頭分析軟體中,計算出鉆頭的井底輪廓曲線,並繪制鉆頭井底軌跡和牙齒刮切井底的速度曲線。
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