1) Perforated plastic film mulch(PPF)
有孔地膜
2) Holed plastic film-covered rearing
有孔薄膜
3) bored thin plastic film
有孔膜
1.
The eggplants were cultivated in the middle-arch-shed with bored thin plastic film in which the diameter of the pore was 3mm,7mm and 10mm respectively.
采用覆有孔膜的中拱棚栽培蔬菜,使用每平方米130个小孔的有孔膜,进行孔径分别为3 mm、7mm、10 mm的茄子试验。
4) Perforated plastic film
微孔地膜
5) hole-ground film
地膜打孔
6) organic micro film
有机微孔膜
1.
Then, the problems existed in the application of the organic micro film filter equipment in titanium dioxide industry was analyzed, and the improvement direction of the this equipment was presented.
研究了硫酸法生产钛白行业中过滤物料浓废酸、淡废酸和转窑“白水”的物理性质 ,分析了有机微孔膜过滤设备在钛白行业应用中存在的问题 ,并针对性地提出有机微孔膜过滤设备在钛白行业中的改进方
补充资料：第二孔(继发孔)型缺损
第二孔(继发孔)型缺损
ostium secondary defect
是心房间隔在形成上发生障碍，一般缺损较大，多在卵圆孔附近称第二孔(继发孔)型缺损。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条