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木质部
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木质部
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〔植物形态与结构〕
释
xylem
木质部
维管植物(蕨类植物、裸子植物和被子植物)中,主要起输导水分和无机盐等物质,并具有支持植物体作用的复合组织。常与韧皮部结合在一起构成植物体内连续的维管系统。
Biology
xylem
木质部
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water soluble fertilizer
water-soluble glue
water soluble granule
water soluble polymer
water soluble powder
water soluble tablet
water source areas
water source heat pump
water-source heat pump air-conditioner
water source of drinking water
water source project for irrigated grassland
water sources protection planning
water spinach
waterspout prominence
water sprinkler
water stage observation
water/steam quality criterion
water steam quality supervision
Waterston
Waterstones
water stop material
water storage
water storage and drainage engineering works built on slopes
water storage device
water storage equipment
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