Cotton fibers were induced from cotton ovule callus cells by suspension culture, float culture or filter paper bridge culture.

用棉花胚珠切块诱导愈伤组织，经悬浮振荡培养、漂浮培养、滤纸桥法等方法诱导成纤维细胞。

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Load master bridge test is a prerequisite for successful trials, the paper bridge static and dynamic tests conducted in-depth research methods.

掌握桥梁试验方法是荷载试验取得成功的先决条件，本文对桥梁静、动载试验方法进行了深入研究。

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The paper bridge transition section Approach Road subgrade settlement problem, through the analysis of its causes, the law of subgrade settlement and subgrade settlement governance measures.

论文针对路桥过渡段引道路基的沉降问题，通过其原因分析，对路基沉降的规律和路基沉降的治理措施进行了研究。

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Instead they are bragging about a 290-page Ryan opposition research paper from the left-wing super PAC American Bridge that focuses on the congressman's plan to reform Medicare to offer a "premium support" option a proposal he crafted with Oregon's Democratic Sen.

WSJ: Strassel: Why Romney Chose Ryan

Remember, five years ago the premise behind all the money printing was that it would be a temporary bridge to get over the difficulties created by banks owning more bad paper then their total capital worth.

FORBES: The Federal Reserve's False Sense Of Omnipotence