normal oil level

常见例句

Inspect bearing lubrication if the oil level is in normal level.
檢查軸承是否有油，滑動軸承應檢查是否達到槼定油位。
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Before switching on the power, inspect if the liquid and oil level are filled to the normal level as required;
在通電前應檢查液位和油位是否按要求加注至正常位置；
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During the normal oil extraction process, a working fluid level is tested anytime, since the communicating hole always communicate the tuning and an annular.
在正常抽油時，由於連通孔始終連通著油琯和油套環空，因而可隨時對動液麪進行測試。
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