The study showed an initial advance in the timing of the growing season or its 'phenology' for both the meadow and steppe for the first 15 years.
这项研究表明，在最初的15年里，牧场和草原植物的生长期，或者说“物候现象”，最初在时间上都有增长。
The results show that the multi-time ignition can improve ignition reliability, especially when ignition timing is too advance or too late, or air fuel ratio is far from the best ratio of ignition.
试验结果表明：多次点火有助于提高点火可靠性，特别在点火提前角过大或过小、空燃比偏离最佳点火比例时。
"The way conventional systems work, you preprogram those timing systems in advance," he explains.
他解释说：“按常规交通管理系统的工作方式，你需要提前对定时系统进行预编程。”
USB transfers are either scheduled in advance (isochronous) or have no timing guarantees (asynchronous).
USB传输或者提前预定（同步）或没有时间保证（异步）。
USB transfers are either scheduled in advance (isochronous) or have no timing guarantees (asynchronous).
USB传输或者提前预定（同步）或没有时间保证（异步）。
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