23.2.109 u! H c4 j- R# M/ A _3 q4 J
Being brave means knowing that when you fail, you don't fail forever.
5 P6 F* J4 |4 ?勇敢就是知道即使你失败了,你也不是永远失败。 ----Lana Del Rey
* g" B3 q" m, Y% D; G每日一点专业英语:
c" O+ R$ O* w% \$ YScrew drive 螺纹传动
, a7 f6 R* C( P! w% l- I" y' Q+ @Axial force exerted 受轴向力时1 e1 c9 R1 k8 c, g. F5 M
Radial force exerted 受径向力时/ B) a. V" G- U# }* {& [7 q: E1 I
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23.2.113 U7 C1 ?; |+ \ ~% N3 O2 j: y$ i
Nothing great in the world has been accomplished without passion.! @) T! x! L' _1 D+ h
世上没有任何伟业的成就能够离得开激情。
- I4 b, u4 i8 e6 |5 [9 x, k* r每日一点专业英语:6 i, @$ D" h! e& a
Bearing balls 滚珠' e+ ^# x V8 ~# k! ^3 h
Ball nut 滚珠套0 O) S) D- B5 x. U
Ball screw 滚珠丝杠- `8 R/ c* A/ _1 H- B! n
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23.2.12$ ^+ r, x! P- o% n. x5 e6 |
Instead of wondering when your next vacation is, maybe you should set up a life you don't need to escape from.
1 h& Z2 u( h0 d( a与其期盼下一次假期,不如创造一种不需要逃离的生活。
! _/ t" \0 C1 _# C每日一点专业英语:3 ?; f3 B% r# Z# F, s
Washer 垫片
# y3 ~4 a: i/ f1 S& h( E- u. |6 UFlush 凸起垫片& g2 l5 w7 q A5 ?2 Y! K5 W% R
Raised 卷边垫片; _+ m& P j! r, j2 L* x
Slotted washers 开槽垫片4 j+ ~' A- b$ R+ t* F* ?4 L4 g" ~
Spring 弹簧垫片9 P' N" [% G9 ^. K# z) [# z
Spring-locking 弹簧锁紧垫片
/ k3 k$ g* b7 ?7 @+ MPlain 普通平垫片3 V$ ^: Z9 n! x7 X4 N
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23.2.13
5 x' y% Y$ V# M& F! m( v1 M. fIt's never too late to be what you might have been. R$ p+ _* X! @& y
成为你所要成为的人,永远都不嫌迟。" o" ~1 a, D6 _3 l0 O0 N$ T+ g
每日一点专业英语: q5 c5 _! L$ l! z
Belt drive 带传动1 k% z- C9 U' ^) k+ @
Flat 平带
* ]( w9 w. ~7 a3 e5 y( j. ]) e1 u/ zVee type V带6 i5 e7 V; ]( o: ~) u$ Y5 V( v. r
Round 圆带
! t% a, q; ]1 Y% } ]% e3 S; XMulti-edges 多楔带$ c: D" [7 G: W( t' B6 p
Synchronous belt 同步带
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9 h% m. s! q- n! z' B23.2.14
1 F* b3 q% T; ?( x0 I* bPure love and suspicion cannot dwell together: at the door where the latter enters, the former makes its exit.
% O- c: W& r* b$ R: v纯洁的爱情和猜疑水火不容:起了疑心,就会丢了爱情。
6 K; J+ g% T! r& _& c. q6 i每日一点专业英语:
3 C/ r: G' \/ d" ^, z+ o+ pSolid wheel 实心轮
& k( l$ S6 t4 u1 MSolid rim 实心轮辐条* A. h3 ?5 N, [( M: p
Outside dia 外径$ |# h+ E9 T( w) P6 e3 q
Pitch dia 节径
5 v/ Q2 t8 [! }1 eGroove angle 槽形角
0 S# @# ?" P% X( DWidth 宽度8 a* J) ?2 L( O- H2 m0 W( b
Depth 深度 - _% D9 H* ^ ~% |
0 t; B. p* v7 L5 E! B% n23.2.15
5 A) m$ b5 ?/ \' F) d# n2 I' [6 j8 VGrowth is the only evidence of life.5 Q) H6 K% F) B, f3 S7 m; q
成长是生命的唯一证据。; j8 r7 h& r4 ~* H8 ~- Y
每日一点专业英语:# @8 M7 `8 d) `
Gear drive 齿轮传动
3 D) n7 |8 ^" V+ `; i. mSpur gear 直齿圆柱齿轮传动
+ p/ H# x! o7 A3 |) a3 Y- N# VHelical gear 斜齿圆柱齿轮传动+ n5 x% z# a, G6 X+ O; q3 ?
Herring-bone gear 人字齿轮传动5 K7 H7 w2 F/ Y9 Z
Spur bevel gear 直齿圆锥齿轮传动
6 ?6 C6 F. Z5 {( n8 f- }- E( P. o0 rHelical bevel gear 斜齿圆锥齿轮传动
0 r4 {; Q6 b. y' D* C8 eCurve bevel gear 曲齿圆锥齿轮传动* B/ x2 e8 r @. K1 V2 X6 G
External mesh 外啮合
6 d6 E( I( O E' kInternal mesh 内啮合" K' ]% S5 i- n) s% D' W- M
Mesh by rack and pinion 齿轮齿条啮合+ w' R; J2 Q( T+ p* O6 Q# r+ a
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