horizontal directional drilling horizontal directional drilling technology
horizontal well with long horizontal section
″Vertical-Horizontal″ Wide Range
2-D horizontal flow and sediment model
2D horizontal model
三磷酸腺
三磷酸腺苷(ATP)
腺病毒
腺?二磷酸：三磷酸腺?
三磷酸腺苷
平面二维模型
2-D horizontal numerical model
a horizontal inscribed board
Abnormal horizontal seismic reflection
above-ground horizontal silage silos
accuracy of horizontal control
additional horizontal force
additive horizontal force
addressable horizontal position
adjustable horizontal bar
aircraft horizontal stabilizer
aircraft horizontal tail
alignment horizontal displacement equipment
alignment horizontal displacement meter