您要查找的是不是：
- Some biological molecules have the form of a helix. 有些生物分子呈螺旋状。
- The school has a large biological laboratory. 这所学校有一个很大的生物实验室。
- biological sonar 生物声纳
- Our main detection device is sonar. 我们主要的探测装置是声波定位仪。
- I'm getting a strong response on the sonar. 我在声纳上测得强力反应。
- The convention bans the stockpiling of biological weapons. 该公约禁止储存生物武器。
- The whales need sonar to find food. 而鲸鱼就是靠这种能力来寻找食物的。
- The application of mathematical principles to biological processes. 生物数学应用于生物学过程的数学原理
- We sat listening to the chat-chat-chatof the sonar. 我们坐下来听声纳的嚓嚓嚓声。
- Cavitation is noisy and easily detected by sonar. 空泡现象是有噪声的并且容易被声纳探测到。
- Sub collides with US destroyer's sonar. 中国潜艇与美驱逐舰声纳相撞。
- We picked up two submarines on sonar. 我们用声波定位仪观察到两条潜水艇。
- The answer is that they use echolocation or sonar. 答案是：它们用回声定位或者说声纳系统。
- It has been shown that using the sonar to det... 试验研究表明，通过声纳测障，可使集矿机按规划路径进行绕障行走。
- This ship is installed with two sonar detectors. 这艘船上安装了两台声呐探测仪。
- The biological study of bodies of water. 水生物学研究水体的生物学
- Sonar is an acronym for sound navigation ranging. “sonar”（声纳）是“sound navigation and ranging”（声音导航和测距）的首字母缩写词。
- A series of batch biological reactors are used. 可用一组间歇式生物反应器。
- Human biological rhythms are related to the natural cycle of day and night. 人的生物节奏与昼夜的自然循环有关。
- Songs and laughter lubricate the biological clock. 歌声笑语可使人体生物钟顺畅运转。
