middle point

The obstructive index is determined by dividing the FVC of the flow-volume curve by a parallel line which crosses the middle point of a vertical line passing through the peak of the F-V curve.

阻滞系数是将流速-容量曲线（V&V曲线）中的FVC除以通过峰值垂直线中点的一条横切线的长度。

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Asymptotic Property of the Middle Point of n-th Order Difference

n阶差分中间点的渐近性

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The better way to find the free side of intraperitoneal lig teres hepatis was to incise at location of 2. 7 cm right to the middle point of the line from xiphoid process to umbilicus.

若行腹壁切开寻找肝圆韧带腹膜内位段的游离缘，则以在剑突与脐连线中点的右侧2.7cm处附近做切口为佳。

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At the middle point the tracks branch off in order for the wagons to pass each other, after which they reunite.

在中间处，轨道会分支从而使货车相互岔开，在此之后轨道又会合一。

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The projecting point of the lateral malleolus and the middle point between the tuberosity of tibia and head of fibula were supposed point A and B respectively.

设外踝最突出点为A点，胫骨粗隆与腓骨头连线的中点为B点。

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Results Obviously positive correlations were showed, including crown/ root length and span, mesiodistal widths/ buccolingual thickness of crown and cervical and root middle point.

结果冠长（根长）和全长，冠颊舌径、颈近远中径、颈颊舌径和根1/2近远中径（根1/2颊舌径）成显著正相关。

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The long axis and middle point vertical diameter of the wheal and the inflammatory areola were measured 15 min after histamine prick and 1 hour, 2 hours after having taken the medicine.

测量组胺点刺试验后15min，服药后1h、2h风团和红晕最长径、中点垂直直径，并计算其面积。

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Sometimes the cutaneous branch from the middle point of the crotch originated from lateral tarsal artery ( 15%).

在伸肌下支持带中点分杈处发出的皮支15%起源于跗外侧动脉。

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The problem of the middle point chord is all roundly and systematically analyzed by using the knowledge of higher geometry, mathematical analysis and higher algebra.

运用高等几何、数学分析、高等代数等高等数学知识，全面系统地分析了关于二次曲线的中点弦问题。

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