曲轴箱机油油标尺
crankcase oil level dipstick
2型圆环病毒
Type 2 porcine circovirus infections
K型圆钢管搭接节点
overlapped tubular K-joints
overlapped joint of K-type circular steel tube
Unstiffened
overlapped CHS K-joints
RCM接收信号强度指示与切圆圆心混合定位算法
RCM RSSI and Circle centre Mixed localization
半线性椭圆型方程
Semilinear elliptic equation
semilinear elliptic equations
Semilinear elliptic equationm
Semilinear elliptic
半圆型沉箱导堤
semi-circular caisson training jetty