英语词汇“lumen cross-sectional area”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	lumen cross-sectional area
释义	lumen cross-sectional area 医管腔横截面积
随便看	The boat grounded on a sand bank The boat grounded on a shingle bank The boat had to put into Liverpool for supplies The boat had to put into Sydney for supplies The boat has scars from hitting the reefs The boat has started at the seams The boat has sunk The boat heeled over in a strong wind The boat heeled over in the storm The boat is drifting broadside on The boat is ferrying people The boat is gas powered The boat is making water The boat is sailing up the Seine The boat is still loading The boat is two miles off shore The boat knifed through the waves The boat lay with its rudder embedded in mud The boat leaks The boat lets in water The boat made slow headway against the tide The Boatman and the Teacher The boatman let fall the oars into the water The boatman put me across the river The boatman waits for us