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1.
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本试验旨在通过研究鸭空肠套管中食糜流量及空肠液中消化酶活性的变异，探讨获取相对可比的空肠液样品的适宜采样方案，为鸭小肠中消化酶酶谱的研究提供依据。
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2.
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加热热缩套管,使其收缩,将电缆芯的裸露部分覆盖起来.
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3.
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双弓形弹簧片套管扶正器是单弓形的变异，它具有弹性扶正器的优点，又有刚性的特点。
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4.
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, 该接头也许是用螺纹与套管连接在一起，或焊接在一起，以及可能还有一个法兰或卡箍连接与防喷器组或井口配接。
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5.
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剪口特性：套管截面用剪刀剪断后。剪口平整、不松散。
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6.
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编织产品：PET网管、尼龙网管、扩充套管、环保网管、圆型彩管、光纤电缆编织线，铜编织网管以及专业屏蔽网线编织加工。
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7.
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当司钻认为井下已经正常不会产生抽吸时，或钻头已经进入技术套管内，才能安装钻杆刮泥器。
※ "套管"造句
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怎祝网汉语词典查词提供。