衬垫

1.I snuggled down into the heavily bolstered seat.

我蜷缩在衬垫厚实的座位。

2.Only valves such as packless diaphragm or bellows type should be used.

只能使用无衬垫膈膜阀或波纹管阀。

3.Heat-sink and Package datum, Pad Spacing, Gap, Length, Width, Spread, Tweeze, Missing, Broken or Un-plated Pad.

封装数据, 衬垫间距, 裂口, 长度, 宽度, 伸展, 子除去, 缺少的, 断掉的, 未电镀引线.