中毛 meaning in Chinese

acrostichal hairs
acrotichal hairs
medium wool

Improper opening of tufts by blow room ( size should be not more than 2 - 3 mg )
滤尘室中毛圈开口不合适。（大小不应超过2 - 3毫克）。
Standard test method for neps , vegetable matter , and colored fiber in wool top
羊毛条中毛结,植物性物质与有色纤维含量标准测试方法
The effective factors of uniformity of subsurface drip irrigation was analyzed in this paper , and the manufacturing variation of simple orifices , rules of soil water movement and emitter discharge under subsurface drip irrigation , hydraulic characteristics and calculation of lateral in air were studied through experiment . the main results are as follows : ( 1 ) exactly drilling techniques can ensure lower emitter manufacturing variation . made simple orifices by electric drill obtained more uniform emitter discharge than by pricked , which is marginal
本文针对影响地下滴灌均匀度的因素分析入手，采用室内测定的试验方法，对简易地下滴灌灌水器制造偏差、土壤水分运移规律、灌水器出流规律以及空气介质中毛管的水力特性、水力计算等进行了研究，探索了保证一定灌水均匀度的灌水技术参数组合规律。